878458620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{2113}}^1$

素因数の和:2192

約数の個数: 144

約数和(自身を含む): 2729698272

約数和(自身を除く): 1851239652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 41, 52, 60, 65, 78, 82, 123, 130, 156, 164, 169, 195, 205, 246, 260, 338, 390, 410, 492, 507, 533, 615, 676, 780, 820, 845, 1014, 1066, 1230, 1599, 1690, 2028, 2113, 2132, 2460, 2535, 2665, 3198, 3380, 4226, 5070, 5330, 6339, 6396, 6929, 7995, 8452, 10140, 10565, 10660, 12678, 13858, 15990, 20787, 21130, 25356, 27469, 27716, 31695, 31980, 34645, 41574, 42260, 54938, 63390, 69290, 82407, 83148, 86633, 103935, 109876, 126780, 137345, 138580, 164814, 173266, 207870, 259899, 274690, 329628, 346532, 357097, 412035, 415740, 433165, 519798, 549380, 714194, 824070, 866330, 1039596, 1071291, 1126229, 1299495, 1428388, 1648140, 1732660, 1785485, 2142582, 2252458, 2598990, 3378687, 3570970, 4285164, 4504916, 5197980, 5356455, 5631145, 6757374, 7141940, 10712910, 11262290, 13514748, 14640977, 16893435, 21425820, 22524580, 29281954, 33786870, 43922931, 58563908, 67573740, 73204885, 87845862, 146409770, 175691724, 219614655, 292819540, 439229310, 878458620]

約数ペア:

[(1, 878458620), (2, 439229310), (3, 292819540), (4, 219614655), (5, 175691724), (6, 146409770), (10, 87845862), (12, 73204885), (13, 67573740), (15, 58563908), (20, 43922931), (26, 33786870), (30, 29281954), (39, 22524580), (41, 21425820), (52, 16893435), (60, 14640977), (65, 13514748), (78, 11262290), (82, 10712910), (123, 7141940), (130, 6757374), (156, 5631145), (164, 5356455), (169, 5197980), (195, 4504916), (205, 4285164), (246, 3570970), (260, 3378687), (338, 2598990), (390, 2252458), (410, 2142582), (492, 1785485), (507, 1732660), (533, 1648140), (615, 1428388), (676, 1299495), (780, 1126229), (820, 1071291), (845, 1039596), (1014, 866330), (1066, 824070), (1230, 714194), (1599, 549380), (1690, 519798), (2028, 433165), (2113, 415740), (2132, 412035), (2460, 357097), (2535, 346532), (2665, 329628), (3198, 274690), (3380, 259899), (4226, 207870), (5070, 173266), (5330, 164814), (6339, 138580), (6396, 137345), (6929, 126780), (7995, 109876), (8452, 103935), (10140, 86633), (10565, 83148), (10660, 82407), (12678, 69290), (13858, 63390), (15990, 54938), (20787, 42260), (21130, 41574), (25356, 34645), (27469, 31980), (27716, 31695)]