61918120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1163}}^1$

素因数の和:1207

約数の個数: 64

約数和(自身を含む): 153368640

約数和(自身を除く): 91450520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1163, 1210, 1331, 2326, 2420, 2662, 4652, 4840, 5324, 5815, 6655, 9304, 10648, 11630, 12793, 13310, 23260, 25586, 26620, 46520, 51172, 53240, 63965, 102344, 127930, 140723, 255860, 281446, 511720, 562892, 703615, 1125784, 1407230, 1547953, 2814460, 3095906, 5628920, 6191812, 7739765, 12383624, 15479530, 30959060, 61918120]

約数ペア:

[(1, 61918120), (2, 30959060), (4, 15479530), (5, 12383624), (8, 7739765), (10, 6191812), (11, 5628920), (20, 3095906), (22, 2814460), (40, 1547953), (44, 1407230), (55, 1125784), (88, 703615), (110, 562892), (121, 511720), (220, 281446), (242, 255860), (440, 140723), (484, 127930), (605, 102344), (968, 63965), (1163, 53240), (1210, 51172), (1331, 46520), (2326, 26620), (2420, 25586), (2662, 23260), (4652, 13310), (4840, 12793), (5324, 11630), (5815, 10648), (6655, 9304)]