90578640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 160

約数和(自身を含む): 293838336

約数和(自身を除く): 203259696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 67, 80, 86, 120, 129, 131, 134, 172, 201, 215, 240, 258, 262, 268, 335, 344, 393, 402, 430, 516, 524, 536, 645, 655, 670, 688, 786, 804, 860, 1005, 1032, 1048, 1072, 1290, 1310, 1340, 1572, 1608, 1720, 1965, 2010, 2064, 2096, 2580, 2620, 2680, 2881, 3144, 3216, 3440, 3930, 4020, 5160, 5240, 5360, 5633, 5762, 6288, 7860, 8040, 8643, 8777, 10320, 10480, 11266, 11524, 14405, 15720, 16080, 16899, 17286, 17554, 22532, 23048, 26331, 28165, 28810, 31440, 33798, 34572, 35108, 43215, 43885, 45064, 46096, 52662, 56330, 57620, 67596, 69144, 70216, 84495, 86430, 87770, 90128, 105324, 112660, 115240, 131655, 135192, 138288, 140432, 168990, 172860, 175540, 210648, 225320, 230480, 263310, 270384, 337980, 345720, 351080, 377411, 421296, 450640, 526620, 675960, 691440, 702160, 754822, 1053240, 1132233, 1351920, 1509644, 1887055, 2106480, 2264466, 3019288, 3774110, 4528932, 5661165, 6038576, 7548220, 9057864, 11322330, 15096440, 18115728, 22644660, 30192880, 45289320, 90578640]

約数ペア:

[(1, 90578640), (2, 45289320), (3, 30192880), (4, 22644660), (5, 18115728), (6, 15096440), (8, 11322330), (10, 9057864), (12, 7548220), (15, 6038576), (16, 5661165), (20, 4528932), (24, 3774110), (30, 3019288), (40, 2264466), (43, 2106480), (48, 1887055), (60, 1509644), (67, 1351920), (80, 1132233), (86, 1053240), (120, 754822), (129, 702160), (131, 691440), (134, 675960), (172, 526620), (201, 450640), (215, 421296), (240, 377411), (258, 351080), (262, 345720), (268, 337980), (335, 270384), (344, 263310), (393, 230480), (402, 225320), (430, 210648), (516, 175540), (524, 172860), (536, 168990), (645, 140432), (655, 138288), (670, 135192), (688, 131655), (786, 115240), (804, 112660), (860, 105324), (1005, 90128), (1032, 87770), (1048, 86430), (1072, 84495), (1290, 70216), (1310, 69144), (1340, 67596), (1572, 57620), (1608, 56330), (1720, 52662), (1965, 46096), (2010, 45064), (2064, 43885), (2096, 43215), (2580, 35108), (2620, 34572), (2680, 33798), (2881, 31440), (3144, 28810), (3216, 28165), (3440, 26331), (3930, 23048), (4020, 22532), (5160, 17554), (5240, 17286), (5360, 16899), (5633, 16080), (5762, 15720), (6288, 14405), (7860, 11524), (8040, 11266), (8643, 10480), (8777, 10320)]