251154540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:326

約数の個数: 384

約数和(自身を含む): 1016064000

約数和(自身を除く): 764909460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 27, 28, 30, 35, 36, 38, 39, 42, 45, 52, 54, 57, 60, 63, 65, 70, 76, 78, 84, 90, 91, 95, 105, 108, 114, 117, 126, 130, 133, 135, 140, 156, 171, 180, 182, 189, 190, 195, 210, 228, 234, 247, 252, 260, 266, 269, 270, 273, 285, 315, 342, 351, 364, 378, 380, 390, 399, 420, 455, 468, 494, 513, 532, 538, 540, 546, 570, 585, 630, 665, 684, 702, 741, 756, 780, 798, 807, 819, 855, 910, 945, 988, 1026, 1076, 1092, 1140, 1170, 1197, 1235, 1260, 1330, 1345, 1365, 1404, 1482, 1596, 1614, 1638, 1710, 1729, 1755, 1820, 1883, 1890, 1995, 2052, 2223, 2340, 2394, 2421, 2457, 2470, 2565, 2660, 2690, 2730, 2964, 3228, 3276, 3420, 3458, 3497, 3510, 3591, 3705, 3766, 3780, 3990, 4035, 4095, 4446, 4788, 4842, 4914, 4940, 5111, 5130, 5187, 5380, 5460, 5649, 5985, 6669, 6916, 6994, 7020, 7182, 7263, 7410, 7532, 7980, 8070, 8190, 8645, 8892, 9415, 9684, 9828, 10222, 10260, 10374, 10491, 11115, 11298, 11970, 12105, 12285, 13338, 13988, 14364, 14526, 14820, 15333, 15561, 16140, 16380, 16947, 17290, 17485, 17955, 18830, 20444, 20748, 20982, 22230, 22596, 23940, 24210, 24479, 24570, 25555, 25935, 26676, 28245, 29052, 30666, 31122, 31473, 33345, 33894, 34580, 34970, 35777, 35910, 36315, 37660, 41964, 44460, 45999, 46683, 48420, 48958, 49140, 50841, 51110, 51870, 52455, 56490, 61332, 62244, 62946, 66443, 66690, 67788, 69940, 71554, 71820, 72630, 73437, 76665, 77805, 84735, 91998, 93366, 94419, 97916, 101682, 102220, 103740, 104910, 107331, 112980, 122395, 125892, 132886, 133380, 137997, 143108, 145260, 146874, 153330, 155610, 157365, 169470, 178885, 183996, 186732, 188838, 199329, 203364, 209820, 214662, 220311, 229995, 233415, 244790, 254205, 265772, 275994, 293748, 306660, 311220, 314730, 321993, 332215, 338940, 357770, 367185, 377676, 398658, 429324, 440622, 459990, 465101, 466830, 472095, 489580, 508410, 536655, 551988, 597987, 629460, 643986, 660933, 664430, 689985, 715540, 734370, 797316, 881244, 919980, 930202, 933660, 944190, 965979, 996645, 1016820, 1073310, 1101555, 1195974, 1287972, 1321866, 1328860, 1379970, 1395303, 1468740, 1609965, 1793961, 1860404, 1888380, 1931958, 1993290, 2146620, 2203110, 2325505, 2391948, 2643732, 2759940, 2790606, 2989935, 3219930, 3304665, 3587922, 3863916, 3986580, 4185909, 4406220, 4651010, 4829895, 5581212, 5979870, 6439860, 6609330, 6976515, 7175844, 8371818, 8969805, 9302020, 9659790, 11959740, 12557727, 13218660, 13953030, 16743636, 17939610, 19319580, 20929545, 25115454, 27906060, 35879220, 41859090, 50230908, 62788635, 83718180, 125577270, 251154540]

約数ペア:

[(1, 251154540), (2, 125577270), (3, 83718180), (4, 62788635), (5, 50230908), (6, 41859090), (7, 35879220), (9, 27906060), (10, 25115454), (12, 20929545), (13, 19319580), (14, 17939610), (15, 16743636), (18, 13953030), (19, 13218660), (20, 12557727), (21, 11959740), (26, 9659790), (27, 9302020), (28, 8969805), (30, 8371818), (35, 7175844), (36, 6976515), (38, 6609330), (39, 6439860), (42, 5979870), (45, 5581212), (52, 4829895), (54, 4651010), (57, 4406220), (60, 4185909), (63, 3986580), (65, 3863916), (70, 3587922), (76, 3304665), (78, 3219930), (84, 2989935), (90, 2790606), (91, 2759940), (95, 2643732), (105, 2391948), (108, 2325505), (114, 2203110), (117, 2146620), (126, 1993290), (130, 1931958), (133, 1888380), (135, 1860404), (140, 1793961), (156, 1609965), (171, 1468740), (180, 1395303), (182, 1379970), (189, 1328860), (190, 1321866), (195, 1287972), (210, 1195974), (228, 1101555), (234, 1073310), (247, 1016820), (252, 996645), (260, 965979), (266, 944190), (269, 933660), (270, 930202), (273, 919980), (285, 881244), (315, 797316), (342, 734370), (351, 715540), (364, 689985), (378, 664430), (380, 660933), (390, 643986), (399, 629460), (420, 597987), (455, 551988), (468, 536655), (494, 508410), (513, 489580), (532, 472095), (538, 466830), (540, 465101), (546, 459990), (570, 440622), (585, 429324), (630, 398658), (665, 377676), (684, 367185), (702, 357770), (741, 338940), (756, 332215), (780, 321993), (798, 314730), (807, 311220), (819, 306660), (855, 293748), (910, 275994), (945, 265772), (988, 254205), (1026, 244790), (1076, 233415), (1092, 229995), (1140, 220311), (1170, 214662), (1197, 209820), (1235, 203364), (1260, 199329), (1330, 188838), (1345, 186732), (1365, 183996), (1404, 178885), (1482, 169470), (1596, 157365), (1614, 155610), (1638, 153330), (1710, 146874), (1729, 145260), (1755, 143108), (1820, 137997), (1883, 133380), (1890, 132886), (1995, 125892), (2052, 122395), (2223, 112980), (2340, 107331), (2394, 104910), (2421, 103740), (2457, 102220), (2470, 101682), (2565, 97916), (2660, 94419), (2690, 93366), (2730, 91998), (2964, 84735), (3228, 77805), (3276, 76665), (3420, 73437), (3458, 72630), (3497, 71820), (3510, 71554), (3591, 69940), (3705, 67788), (3766, 66690), (3780, 66443), (3990, 62946), (4035, 62244), (4095, 61332), (4446, 56490), (4788, 52455), (4842, 51870), (4914, 51110), (4940, 50841), (5111, 49140), (5130, 48958), (5187, 48420), (5380, 46683), (5460, 45999), (5649, 44460), (5985, 41964), (6669, 37660), (6916, 36315), (6994, 35910), (7020, 35777), (7182, 34970), (7263, 34580), (7410, 33894), (7532, 33345), (7980, 31473), (8070, 31122), (8190, 30666), (8645, 29052), (8892, 28245), (9415, 26676), (9684, 25935), (9828, 25555), (10222, 24570), (10260, 24479), (10374, 24210), (10491, 23940), (11115, 22596), (11298, 22230), (11970, 20982), (12105, 20748), (12285, 20444), (13338, 18830), (13988, 17955), (14364, 17485), (14526, 17290), (14820, 16947), (15333, 16380), (15561, 16140)]