77765880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2689}}^1$

素因数の和:2944

約数の個数: 64

約数和(自身を含む): 234352800

約数和(自身を除く): 156586920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 241, 482, 723, 964, 1205, 1446, 1928, 2410, 2689, 2892, 3615, 4820, 5378, 5784, 7230, 8067, 9640, 10756, 13445, 14460, 16134, 21512, 26890, 28920, 32268, 40335, 53780, 64536, 80670, 107560, 161340, 322680, 648049, 1296098, 1944147, 2592196, 3240245, 3888294, 5184392, 6480490, 7776588, 9720735, 12960980, 15553176, 19441470, 25921960, 38882940, 77765880]

約数ペア:

[(1, 77765880), (2, 38882940), (3, 25921960), (4, 19441470), (5, 15553176), (6, 12960980), (8, 9720735), (10, 7776588), (12, 6480490), (15, 5184392), (20, 3888294), (24, 3240245), (30, 2592196), (40, 1944147), (60, 1296098), (120, 648049), (241, 322680), (482, 161340), (723, 107560), (964, 80670), (1205, 64536), (1446, 53780), (1928, 40335), (2410, 32268), (2689, 28920), (2892, 26890), (3615, 21512), (4820, 16134), (5378, 14460), (5784, 13445), (7230, 10756), (8067, 9640)]