28180687920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{31121}}^1$

素因数の和:31169

約数の個数: 320

約数和(自身を含む): 111142886400

約数和(自身を除く): 82962198480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 49, 55, 56, 60, 66, 70, 77, 80, 84, 88, 98, 105, 110, 112, 120, 132, 140, 147, 154, 165, 168, 176, 196, 210, 220, 231, 240, 245, 264, 280, 294, 308, 330, 336, 343, 385, 392, 420, 440, 462, 490, 528, 539, 560, 588, 616, 660, 686, 735, 770, 784, 840, 880, 924, 980, 1029, 1078, 1155, 1176, 1232, 1320, 1372, 1470, 1540, 1617, 1680, 1715, 1848, 1960, 2058, 2156, 2310, 2352, 2640, 2695, 2744, 2940, 3080, 3234, 3430, 3696, 3773, 3920, 4116, 4312, 4620, 5145, 5390, 5488, 5880, 6160, 6468, 6860, 7546, 8085, 8232, 8624, 9240, 10290, 10780, 11319, 11760, 12936, 13720, 15092, 16170, 16464, 18480, 18865, 20580, 21560, 22638, 25872, 27440, 30184, 31121, 32340, 37730, 41160, 43120, 45276, 56595, 60368, 62242, 64680, 75460, 82320, 90552, 93363, 113190, 124484, 129360, 150920, 155605, 181104, 186726, 217847, 226380, 248968, 301840, 311210, 342331, 373452, 435694, 452760, 466815, 497936, 622420, 653541, 684662, 746904, 871388, 905520, 933630, 1026993, 1089235, 1244840, 1307082, 1369324, 1493808, 1524929, 1711655, 1742776, 1867260, 2053986, 2178470, 2396317, 2489680, 2614164, 2738648, 3049858, 3267705, 3423310, 3485552, 3734520, 4107972, 4356940, 4574787, 4792634, 5134965, 5228328, 5477296, 6099716, 6535410, 6846620, 7188951, 7469040, 7624645, 8215944, 8713880, 9149574, 9585268, 10269930, 10456656, 10674503, 11981585, 12199432, 13070820, 13693240, 14377902, 15249290, 16431888, 16774219, 17427760, 18299148, 19170536, 20539860, 21349006, 22873935, 23963170, 24398864, 26141640, 27386480, 28755804, 30498580, 32023509, 33548438, 35944755, 36598296, 38341072, 41079720, 42698012, 45747870, 47926340, 50322657, 52283280, 53372515, 57511608, 60997160, 64047018, 67096876, 71889510, 73196592, 82159440, 83871095, 85396024, 91495740, 95852680, 100645314, 106745030, 115023216, 117419533, 121994320, 128094036, 134193752, 143779020, 160117545, 167742190, 170792048, 182991480, 191705360, 201290628, 213490060, 234839066, 251613285, 256188072, 268387504, 287558040, 320235090, 335484380, 352258599, 365982960, 402581256, 426980120, 469678132, 503226570, 512376144, 575116080, 587097665, 640470180, 670968760, 704517198, 805162512, 853960240, 939356264, 1006453140, 1174195330, 1280940360, 1341937520, 1409034396, 1761292995, 1878712528, 2012906280, 2348390660, 2561880720, 2818068792, 3522585990, 4025812560, 4696781320, 5636137584, 7045171980, 9393562640, 14090343960, 28180687920]

約数ペア:

[(1, 28180687920), (2, 14090343960), (3, 9393562640), (4, 7045171980), (5, 5636137584), (6, 4696781320), (7, 4025812560), (8, 3522585990), (10, 2818068792), (11, 2561880720), (12, 2348390660), (14, 2012906280), (15, 1878712528), (16, 1761292995), (20, 1409034396), (21, 1341937520), (22, 1280940360), (24, 1174195330), (28, 1006453140), (30, 939356264), (33, 853960240), (35, 805162512), (40, 704517198), (42, 670968760), (44, 640470180), (48, 587097665), (49, 575116080), (55, 512376144), (56, 503226570), (60, 469678132), (66, 426980120), (70, 402581256), (77, 365982960), (80, 352258599), (84, 335484380), (88, 320235090), (98, 287558040), (105, 268387504), (110, 256188072), (112, 251613285), (120, 234839066), (132, 213490060), (140, 201290628), (147, 191705360), (154, 182991480), (165, 170792048), (168, 167742190), (176, 160117545), (196, 143779020), (210, 134193752), (220, 128094036), (231, 121994320), (240, 117419533), (245, 115023216), (264, 106745030), (280, 100645314), (294, 95852680), (308, 91495740), (330, 85396024), (336, 83871095), (343, 82159440), (385, 73196592), (392, 71889510), (420, 67096876), (440, 64047018), (462, 60997160), (490, 57511608), (528, 53372515), (539, 52283280), (560, 50322657), (588, 47926340), (616, 45747870), (660, 42698012), (686, 41079720), (735, 38341072), (770, 36598296), (784, 35944755), (840, 33548438), (880, 32023509), (924, 30498580), (980, 28755804), (1029, 27386480), (1078, 26141640), (1155, 24398864), (1176, 23963170), (1232, 22873935), (1320, 21349006), (1372, 20539860), (1470, 19170536), (1540, 18299148), (1617, 17427760), (1680, 16774219), (1715, 16431888), (1848, 15249290), (1960, 14377902), (2058, 13693240), (2156, 13070820), (2310, 12199432), (2352, 11981585), (2640, 10674503), (2695, 10456656), (2744, 10269930), (2940, 9585268), (3080, 9149574), (3234, 8713880), (3430, 8215944), (3696, 7624645), (3773, 7469040), (3920, 7188951), (4116, 6846620), (4312, 6535410), (4620, 6099716), (5145, 5477296), (5390, 5228328), (5488, 5134965), (5880, 4792634), (6160, 4574787), (6468, 4356940), (6860, 4107972), (7546, 3734520), (8085, 3485552), (8232, 3423310), (8624, 3267705), (9240, 3049858), (10290, 2738648), (10780, 2614164), (11319, 2489680), (11760, 2396317), (12936, 2178470), (13720, 2053986), (15092, 1867260), (16170, 1742776), (16464, 1711655), (18480, 1524929), (18865, 1493808), (20580, 1369324), (21560, 1307082), (22638, 1244840), (25872, 1089235), (27440, 1026993), (30184, 933630), (31121, 905520), (32340, 871388), (37730, 746904), (41160, 684662), (43120, 653541), (45276, 622420), (56595, 497936), (60368, 466815), (62242, 452760), (64680, 435694), (75460, 373452), (82320, 342331), (90552, 311210), (93363, 301840), (113190, 248968), (124484, 226380), (129360, 217847), (150920, 186726), (155605, 181104)]