166421560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4889}}^1$

素因数の和:4960

約数の個数: 64

約数和(自身を含む): 401371200

約数和(自身を除く): 234949640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 920, 1480, 1702, 3404, 4255, 4889, 6808, 8510, 9778, 17020, 19556, 24445, 34040, 39112, 48890, 97780, 112447, 180893, 195560, 224894, 361786, 449788, 562235, 723572, 899576, 904465, 1124470, 1447144, 1808930, 2248940, 3617860, 4160539, 4497880, 7235720, 8321078, 16642156, 20802695, 33284312, 41605390, 83210780, 166421560]

約数ペア:

[(1, 166421560), (2, 83210780), (4, 41605390), (5, 33284312), (8, 20802695), (10, 16642156), (20, 8321078), (23, 7235720), (37, 4497880), (40, 4160539), (46, 3617860), (74, 2248940), (92, 1808930), (115, 1447144), (148, 1124470), (184, 904465), (185, 899576), (230, 723572), (296, 562235), (370, 449788), (460, 361786), (740, 224894), (851, 195560), (920, 180893), (1480, 112447), (1702, 97780), (3404, 48890), (4255, 39112), (4889, 34040), (6808, 24445), (8510, 19556), (9778, 17020)]