56815440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21521}}^1$

素因数の和:21548

約数の個数: 80

約数和(自身を含む): 192148416

約数和(自身を除く): 135332976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 21521, 43042, 64563, 86084, 107605, 129126, 172168, 215210, 236731, 258252, 322815, 344336, 430420, 473462, 516504, 645630, 710193, 860840, 946924, 1033008, 1183655, 1291260, 1420386, 1721680, 1893848, 2367310, 2582520, 2840772, 3550965, 3787696, 4734620, 5165040, 5681544, 7101930, 9469240, 11363088, 14203860, 18938480, 28407720, 56815440]

約数ペア:

[(1, 56815440), (2, 28407720), (3, 18938480), (4, 14203860), (5, 11363088), (6, 9469240), (8, 7101930), (10, 5681544), (11, 5165040), (12, 4734620), (15, 3787696), (16, 3550965), (20, 2840772), (22, 2582520), (24, 2367310), (30, 1893848), (33, 1721680), (40, 1420386), (44, 1291260), (48, 1183655), (55, 1033008), (60, 946924), (66, 860840), (80, 710193), (88, 645630), (110, 516504), (120, 473462), (132, 430420), (165, 344336), (176, 322815), (220, 258252), (240, 236731), (264, 215210), (330, 172168), (440, 129126), (528, 107605), (660, 86084), (880, 64563), (1320, 43042), (2640, 21521)]