15946417840

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{12941}}^1$

素因数の和:13238

約数の個数: 80

約数和(自身を含む): 37764341856

約数和(自身を除く): 21817924016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 211, 292, 365, 422, 584, 730, 844, 1055, 1168, 1460, 1688, 2110, 2920, 3376, 4220, 5840, 8440, 12941, 15403, 16880, 25882, 30806, 51764, 61612, 64705, 77015, 103528, 123224, 129410, 154030, 207056, 246448, 258820, 308060, 517640, 616120, 944693, 1035280, 1232240, 1889386, 2730551, 3778772, 4723465, 5461102, 7557544, 9446930, 10922204, 13652755, 15115088, 18893860, 21844408, 27305510, 37787720, 43688816, 54611020, 75575440, 109222040, 199330223, 218444080, 398660446, 797320892, 996651115, 1594641784, 1993302230, 3189283568, 3986604460, 7973208920, 15946417840]

約数ペア:

[(1, 15946417840), (2, 7973208920), (4, 3986604460), (5, 3189283568), (8, 1993302230), (10, 1594641784), (16, 996651115), (20, 797320892), (40, 398660446), (73, 218444080), (80, 199330223), (146, 109222040), (211, 75575440), (292, 54611020), (365, 43688816), (422, 37787720), (584, 27305510), (730, 21844408), (844, 18893860), (1055, 15115088), (1168, 13652755), (1460, 10922204), (1688, 9446930), (2110, 7557544), (2920, 5461102), (3376, 4723465), (4220, 3778772), (5840, 2730551), (8440, 1889386), (12941, 1232240), (15403, 1035280), (16880, 944693), (25882, 616120), (30806, 517640), (51764, 308060), (61612, 258820), (64705, 246448), (77015, 207056), (103528, 154030), (123224, 129410)]