64117440

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 224

約数和(自身を含む): 232989120

約数和(自身を除く): 168871680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 54, 60, 64, 72, 80, 82, 90, 96, 108, 120, 123, 135, 144, 160, 164, 180, 181, 192, 205, 216, 240, 246, 270, 288, 320, 328, 360, 362, 369, 410, 432, 480, 492, 540, 543, 576, 615, 656, 720, 724, 738, 820, 864, 905, 960, 984, 1080, 1086, 1107, 1230, 1312, 1440, 1448, 1476, 1629, 1640, 1728, 1810, 1845, 1968, 2160, 2172, 2214, 2460, 2624, 2715, 2880, 2896, 2952, 3258, 3280, 3620, 3690, 3936, 4320, 4344, 4428, 4887, 4920, 5430, 5535, 5792, 5904, 6516, 6560, 7240, 7380, 7421, 7872, 8145, 8640, 8688, 8856, 9774, 9840, 10860, 11070, 11584, 11808, 13032, 13120, 14480, 14760, 14842, 16290, 17376, 17712, 19548, 19680, 21720, 22140, 22263, 23616, 24435, 26064, 28960, 29520, 29684, 32580, 34752, 35424, 37105, 39096, 39360, 43440, 44280, 44526, 48870, 52128, 57920, 59040, 59368, 65160, 66789, 70848, 74210, 78192, 86880, 88560, 89052, 97740, 104256, 111315, 118080, 118736, 130320, 133578, 148420, 156384, 173760, 177120, 178104, 195480, 200367, 222630, 237472, 260640, 267156, 296840, 312768, 333945, 354240, 356208, 390960, 400734, 445260, 474944, 521280, 534312, 593680, 667890, 712416, 781920, 801468, 890520, 1001835, 1068624, 1187360, 1335780, 1424832, 1563840, 1602936, 1781040, 2003670, 2137248, 2374720, 2671560, 3205872, 3562080, 4007340, 4274496, 5343120, 6411744, 7124160, 8014680, 10686240, 12823488, 16029360, 21372480, 32058720, 64117440]

約数ペア:

[(1, 64117440), (2, 32058720), (3, 21372480), (4, 16029360), (5, 12823488), (6, 10686240), (8, 8014680), (9, 7124160), (10, 6411744), (12, 5343120), (15, 4274496), (16, 4007340), (18, 3562080), (20, 3205872), (24, 2671560), (27, 2374720), (30, 2137248), (32, 2003670), (36, 1781040), (40, 1602936), (41, 1563840), (45, 1424832), (48, 1335780), (54, 1187360), (60, 1068624), (64, 1001835), (72, 890520), (80, 801468), (82, 781920), (90, 712416), (96, 667890), (108, 593680), (120, 534312), (123, 521280), (135, 474944), (144, 445260), (160, 400734), (164, 390960), (180, 356208), (181, 354240), (192, 333945), (205, 312768), (216, 296840), (240, 267156), (246, 260640), (270, 237472), (288, 222630), (320, 200367), (328, 195480), (360, 178104), (362, 177120), (369, 173760), (410, 156384), (432, 148420), (480, 133578), (492, 130320), (540, 118736), (543, 118080), (576, 111315), (615, 104256), (656, 97740), (720, 89052), (724, 88560), (738, 86880), (820, 78192), (864, 74210), (905, 70848), (960, 66789), (984, 65160), (1080, 59368), (1086, 59040), (1107, 57920), (1230, 52128), (1312, 48870), (1440, 44526), (1448, 44280), (1476, 43440), (1629, 39360), (1640, 39096), (1728, 37105), (1810, 35424), (1845, 34752), (1968, 32580), (2160, 29684), (2172, 29520), (2214, 28960), (2460, 26064), (2624, 24435), (2715, 23616), (2880, 22263), (2896, 22140), (2952, 21720), (3258, 19680), (3280, 19548), (3620, 17712), (3690, 17376), (3936, 16290), (4320, 14842), (4344, 14760), (4428, 14480), (4887, 13120), (4920, 13032), (5430, 11808), (5535, 11584), (5792, 11070), (5904, 10860), (6516, 9840), (6560, 9774), (7240, 8856), (7380, 8688), (7421, 8640), (7872, 8145)]