72964480

素因数分解:

$2^7\times 5^1\times {\mathrm{173}}^1\times {\mathrm{659}}^1$

素因数の和:851

約数の個数: 64

約数和(自身を含む): 175705200

約数和(自身を除く): 102740720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 320, 346, 640, 659, 692, 865, 1318, 1384, 1730, 2636, 2768, 3295, 3460, 5272, 5536, 6590, 6920, 10544, 11072, 13180, 13840, 21088, 22144, 26360, 27680, 42176, 52720, 55360, 84352, 105440, 110720, 114007, 210880, 228014, 421760, 456028, 570035, 912056, 1140070, 1824112, 2280140, 3648224, 4560280, 7296448, 9120560, 14592896, 18241120, 36482240, 72964480]

約数ペア:

[(1, 72964480), (2, 36482240), (4, 18241120), (5, 14592896), (8, 9120560), (10, 7296448), (16, 4560280), (20, 3648224), (32, 2280140), (40, 1824112), (64, 1140070), (80, 912056), (128, 570035), (160, 456028), (173, 421760), (320, 228014), (346, 210880), (640, 114007), (659, 110720), (692, 105440), (865, 84352), (1318, 55360), (1384, 52720), (1730, 42176), (2636, 27680), (2768, 26360), (3295, 22144), (3460, 21088), (5272, 13840), (5536, 13180), (6590, 11072), (6920, 10544)]