40495140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{3571}}^1$

素因数の和:3599

約数の個数: 120

約数和(自身を含む): 145223232

約数和(自身を除く): 104728092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3571, 3780, 5670, 7142, 10713, 11340, 14284, 17855, 21426, 24997, 32139, 35710, 42852, 49994, 53565, 64278, 71420, 74991, 96417, 99988, 107130, 124985, 128556, 149982, 160695, 192834, 214260, 224973, 249970, 289251, 299964, 321390, 374955, 385668, 449946, 482085, 499940, 578502, 642780, 674919, 749910, 899892, 964170, 1124865, 1157004, 1349838, 1446255, 1499820, 1928340, 2024757, 2249730, 2699676, 2892510, 3374595, 4049514, 4499460, 5785020, 6749190, 8099028, 10123785, 13498380, 20247570, 40495140]

約数ペア:

[(1, 40495140), (2, 20247570), (3, 13498380), (4, 10123785), (5, 8099028), (6, 6749190), (7, 5785020), (9, 4499460), (10, 4049514), (12, 3374595), (14, 2892510), (15, 2699676), (18, 2249730), (20, 2024757), (21, 1928340), (27, 1499820), (28, 1446255), (30, 1349838), (35, 1157004), (36, 1124865), (42, 964170), (45, 899892), (54, 749910), (60, 674919), (63, 642780), (70, 578502), (81, 499940), (84, 482085), (90, 449946), (105, 385668), (108, 374955), (126, 321390), (135, 299964), (140, 289251), (162, 249970), (180, 224973), (189, 214260), (210, 192834), (252, 160695), (270, 149982), (315, 128556), (324, 124985), (378, 107130), (405, 99988), (420, 96417), (540, 74991), (567, 71420), (630, 64278), (756, 53565), (810, 49994), (945, 42852), (1134, 35710), (1260, 32139), (1620, 24997), (1890, 21426), (2268, 17855), (2835, 14284), (3571, 11340), (3780, 10713), (5670, 7142)]