257225101560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1319}}^1\times {\mathrm{4073}}^1$

素因数の和:5435

約数の個数: 384

約数和(自身を含む): 1006701696000

約数和(自身を除く): 749476594440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 315, 342, 360, 380, 399, 420, 456, 504, 532, 570, 630, 665, 684, 760, 798, 840, 855, 1064, 1140, 1197, 1260, 1319, 1330, 1368, 1596, 1710, 1995, 2280, 2394, 2520, 2638, 2660, 3192, 3420, 3957, 3990, 4073, 4788, 5276, 5320, 5985, 6595, 6840, 7914, 7980, 8146, 9233, 9576, 10552, 11871, 11970, 12219, 13190, 15828, 15960, 16292, 18466, 19785, 20365, 23742, 23940, 24438, 25061, 26380, 27699, 28511, 31656, 32584, 36657, 36932, 39570, 40730, 46165, 47484, 47880, 48876, 50122, 52760, 55398, 57022, 59355, 61095, 73314, 73864, 75183, 77387, 79140, 81460, 83097, 85533, 92330, 94968, 97752, 100244, 110796, 114044, 118710, 122190, 125305, 138495, 142555, 146628, 150366, 154774, 158280, 162920, 166194, 171066, 175427, 183285, 184660, 200488, 221592, 225549, 228088, 232161, 237420, 244380, 250610, 256599, 276990, 285110, 293256, 300732, 309548, 332388, 342132, 350854, 366570, 369320, 375915, 386935, 415485, 427665, 451098, 464322, 474840, 488760, 501220, 513198, 526281, 541709, 553980, 570220, 601464, 619096, 664776, 684264, 696483, 701708, 733140, 751830, 773870, 830970, 855330, 877135, 902196, 928644, 1002440, 1026396, 1052562, 1083418, 1107960, 1127745, 1140440, 1160805, 1282995, 1392966, 1403416, 1466280, 1503660, 1547740, 1578843, 1625127, 1661940, 1710660, 1754270, 1804392, 1857288, 2052792, 2105124, 2166836, 2255490, 2321610, 2565990, 2631405, 2708545, 2785932, 3007320, 3095480, 3157686, 3250254, 3323880, 3421320, 3482415, 3508540, 4210248, 4333672, 4510980, 4643220, 4875381, 5131980, 5262810, 5372287, 5417090, 5571864, 6315372, 6500508, 6964830, 7017080, 7894215, 8125635, 9021960, 9286440, 9750762, 10263960, 10525620, 10744574, 10834180, 12630744, 13001016, 13929660, 15788430, 16116861, 16251270, 19501524, 21051240, 21489148, 21668360, 24376905, 26861435, 27859320, 31576860, 32233722, 32502540, 37606009, 39003048, 42978296, 48350583, 48753810, 53722870, 63153720, 64467444, 65005080, 75212018, 80584305, 96701166, 97507620, 102073453, 107445740, 112818027, 128934888, 150424036, 161168610, 188030045, 193402332, 195015240, 204146906, 214891480, 225636054, 241752915, 300848072, 306220359, 322337220, 338454081, 376060090, 386804664, 408293812, 451272108, 483505830, 510367265, 564090135, 612440718, 644674440, 676908162, 714514171, 752120180, 816587624, 902544216, 918661077, 967011660, 1020734530, 1128180270, 1224881436, 1353816324, 1429028342, 1504240360, 1531101795, 1692270405, 1837322154, 1934023320, 2041469060, 2143542513, 2256360540, 2449762872, 2707632648, 2858056684, 3062203590, 3384540810, 3572570855, 3674644308, 4082938120, 4287085026, 4512721080, 4593305385, 5716113368, 6124407180, 6430627539, 6769081620, 7145141710, 7349288616, 8574170052, 9186610770, 10717712565, 12248814360, 12861255078, 13538163240, 14290283420, 17148340104, 18373221540, 21435425130, 25722510156, 28580566840, 32153137695, 36746443080, 42870850260, 51445020312, 64306275390, 85741700520, 128612550780, 257225101560]

約数ペア:

[(1, 257225101560), (2, 128612550780), (3, 85741700520), (4, 64306275390), (5, 51445020312), (6, 42870850260), (7, 36746443080), (8, 32153137695), (9, 28580566840), (10, 25722510156), (12, 21435425130), (14, 18373221540), (15, 17148340104), (18, 14290283420), (19, 13538163240), (20, 12861255078), (21, 12248814360), (24, 10717712565), (28, 9186610770), (30, 8574170052), (35, 7349288616), (36, 7145141710), (38, 6769081620), (40, 6430627539), (42, 6124407180), (45, 5716113368), (56, 4593305385), (57, 4512721080), (60, 4287085026), (63, 4082938120), (70, 3674644308), (72, 3572570855), (76, 3384540810), (84, 3062203590), (90, 2858056684), (95, 2707632648), (105, 2449762872), (114, 2256360540), (120, 2143542513), (126, 2041469060), (133, 1934023320), (140, 1837322154), (152, 1692270405), (168, 1531101795), (171, 1504240360), (180, 1429028342), (190, 1353816324), (210, 1224881436), (228, 1128180270), (252, 1020734530), (266, 967011660), (280, 918661077), (285, 902544216), (315, 816587624), (342, 752120180), (360, 714514171), (380, 676908162), (399, 644674440), (420, 612440718), (456, 564090135), (504, 510367265), (532, 483505830), (570, 451272108), (630, 408293812), (665, 386804664), (684, 376060090), (760, 338454081), (798, 322337220), (840, 306220359), (855, 300848072), (1064, 241752915), (1140, 225636054), (1197, 214891480), (1260, 204146906), (1319, 195015240), (1330, 193402332), (1368, 188030045), (1596, 161168610), (1710, 150424036), (1995, 128934888), (2280, 112818027), (2394, 107445740), (2520, 102073453), (2638, 97507620), (2660, 96701166), (3192, 80584305), (3420, 75212018), (3957, 65005080), (3990, 64467444), (4073, 63153720), (4788, 53722870), (5276, 48753810), (5320, 48350583), (5985, 42978296), (6595, 39003048), (6840, 37606009), (7914, 32502540), (7980, 32233722), (8146, 31576860), (9233, 27859320), (9576, 26861435), (10552, 24376905), (11871, 21668360), (11970, 21489148), (12219, 21051240), (13190, 19501524), (15828, 16251270), (15960, 16116861), (16292, 15788430), (18466, 13929660), (19785, 13001016), (20365, 12630744), (23742, 10834180), (23940, 10744574), (24438, 10525620), (25061, 10263960), (26380, 9750762), (27699, 9286440), (28511, 9021960), (31656, 8125635), (32584, 7894215), (36657, 7017080), (36932, 6964830), (39570, 6500508), (40730, 6315372), (46165, 5571864), (47484, 5417090), (47880, 5372287), (48876, 5262810), (50122, 5131980), (52760, 4875381), (55398, 4643220), (57022, 4510980), (59355, 4333672), (61095, 4210248), (73314, 3508540), (73864, 3482415), (75183, 3421320), (77387, 3323880), (79140, 3250254), (81460, 3157686), (83097, 3095480), (85533, 3007320), (92330, 2785932), (94968, 2708545), (97752, 2631405), (100244, 2565990), (110796, 2321610), (114044, 2255490), (118710, 2166836), (122190, 2105124), (125305, 2052792), (138495, 1857288), (142555, 1804392), (146628, 1754270), (150366, 1710660), (154774, 1661940), (158280, 1625127), (162920, 1578843), (166194, 1547740), (171066, 1503660), (175427, 1466280), (183285, 1403416), (184660, 1392966), (200488, 1282995), (221592, 1160805), (225549, 1140440), (228088, 1127745), (232161, 1107960), (237420, 1083418), (244380, 1052562), (250610, 1026396), (256599, 1002440), (276990, 928644), (285110, 902196), (293256, 877135), (300732, 855330), (309548, 830970), (332388, 773870), (342132, 751830), (350854, 733140), (366570, 701708), (369320, 696483), (375915, 684264), (386935, 664776), (415485, 619096), (427665, 601464), (451098, 570220), (464322, 553980), (474840, 541709), (488760, 526281), (501220, 513198)]