662080640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:231

約数の個数: 256

約数和(自身を含む): 1875363840

約数和(自身を除く): 1213283200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 64, 65, 68, 80, 85, 104, 124, 128, 130, 136, 151, 155, 160, 170, 208, 221, 248, 260, 272, 302, 310, 320, 340, 403, 416, 442, 496, 520, 527, 544, 604, 620, 640, 680, 755, 806, 832, 884, 992, 1040, 1054, 1088, 1105, 1208, 1240, 1360, 1510, 1612, 1664, 1768, 1963, 1984, 2015, 2080, 2108, 2176, 2210, 2416, 2480, 2567, 2635, 2720, 3020, 3224, 3536, 3926, 3968, 4030, 4160, 4216, 4420, 4681, 4832, 4960, 5134, 5270, 5440, 6040, 6448, 6851, 7072, 7852, 8060, 8320, 8432, 8840, 9362, 9664, 9815, 9920, 10268, 10540, 10880, 12080, 12835, 12896, 13702, 14144, 15704, 16120, 16864, 17680, 18724, 19328, 19630, 19840, 20536, 21080, 23405, 24160, 25670, 25792, 27404, 28288, 31408, 32240, 33371, 33728, 34255, 35360, 37448, 39260, 41072, 42160, 46810, 48320, 51340, 51584, 54808, 60853, 62816, 64480, 66742, 67456, 68510, 70720, 74896, 78520, 79577, 82144, 84320, 93620, 96640, 102680, 109616, 121706, 125632, 128960, 133484, 137020, 141440, 149792, 157040, 159154, 164288, 166855, 168640, 187240, 205360, 219232, 243412, 251264, 257920, 266968, 274040, 299584, 304265, 314080, 318308, 328576, 333710, 337280, 374480, 397885, 410720, 438464, 486824, 533936, 548080, 599168, 608530, 628160, 636616, 667420, 748960, 795770, 821440, 876928, 973648, 1034501, 1067872, 1096160, 1217060, 1256320, 1273232, 1334840, 1497920, 1591540, 1642880, 1947296, 2069002, 2135744, 2192320, 2434120, 2546464, 2669680, 2995840, 3183080, 3894592, 4138004, 4271488, 4384640, 4868240, 5092928, 5172505, 5339360, 6366160, 7789184, 8276008, 9736480, 10185856, 10345010, 10678720, 12732320, 16552016, 19472960, 20690020, 21357440, 25464640, 33104032, 38945920, 41380040, 50929280, 66208064, 82760080, 132416128, 165520160, 331040320, 662080640]

約数ペア:

[(1, 662080640), (2, 331040320), (4, 165520160), (5, 132416128), (8, 82760080), (10, 66208064), (13, 50929280), (16, 41380040), (17, 38945920), (20, 33104032), (26, 25464640), (31, 21357440), (32, 20690020), (34, 19472960), (40, 16552016), (52, 12732320), (62, 10678720), (64, 10345010), (65, 10185856), (68, 9736480), (80, 8276008), (85, 7789184), (104, 6366160), (124, 5339360), (128, 5172505), (130, 5092928), (136, 4868240), (151, 4384640), (155, 4271488), (160, 4138004), (170, 3894592), (208, 3183080), (221, 2995840), (248, 2669680), (260, 2546464), (272, 2434120), (302, 2192320), (310, 2135744), (320, 2069002), (340, 1947296), (403, 1642880), (416, 1591540), (442, 1497920), (496, 1334840), (520, 1273232), (527, 1256320), (544, 1217060), (604, 1096160), (620, 1067872), (640, 1034501), (680, 973648), (755, 876928), (806, 821440), (832, 795770), (884, 748960), (992, 667420), (1040, 636616), (1054, 628160), (1088, 608530), (1105, 599168), (1208, 548080), (1240, 533936), (1360, 486824), (1510, 438464), (1612, 410720), (1664, 397885), (1768, 374480), (1963, 337280), (1984, 333710), (2015, 328576), (2080, 318308), (2108, 314080), (2176, 304265), (2210, 299584), (2416, 274040), (2480, 266968), (2567, 257920), (2635, 251264), (2720, 243412), (3020, 219232), (3224, 205360), (3536, 187240), (3926, 168640), (3968, 166855), (4030, 164288), (4160, 159154), (4216, 157040), (4420, 149792), (4681, 141440), (4832, 137020), (4960, 133484), (5134, 128960), (5270, 125632), (5440, 121706), (6040, 109616), (6448, 102680), (6851, 96640), (7072, 93620), (7852, 84320), (8060, 82144), (8320, 79577), (8432, 78520), (8840, 74896), (9362, 70720), (9664, 68510), (9815, 67456), (9920, 66742), (10268, 64480), (10540, 62816), (10880, 60853), (12080, 54808), (12835, 51584), (12896, 51340), (13702, 48320), (14144, 46810), (15704, 42160), (16120, 41072), (16864, 39260), (17680, 37448), (18724, 35360), (19328, 34255), (19630, 33728), (19840, 33371), (20536, 32240), (21080, 31408), (23405, 28288), (24160, 27404), (25670, 25792)]