28510320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{563}}^1$

素因数の和:790

約数の個数: 80

約数和(自身を含む): 88958592

約数和(自身を除く): 60448272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 211, 240, 422, 563, 633, 844, 1055, 1126, 1266, 1688, 1689, 2110, 2252, 2532, 2815, 3165, 3376, 3378, 4220, 4504, 5064, 5630, 6330, 6756, 8440, 8445, 9008, 10128, 11260, 12660, 13512, 16880, 16890, 22520, 25320, 27024, 33780, 45040, 50640, 67560, 118793, 135120, 237586, 356379, 475172, 593965, 712758, 950344, 1187930, 1425516, 1781895, 1900688, 2375860, 2851032, 3563790, 4751720, 5702064, 7127580, 9503440, 14255160, 28510320]

約数ペア:

[(1, 28510320), (2, 14255160), (3, 9503440), (4, 7127580), (5, 5702064), (6, 4751720), (8, 3563790), (10, 2851032), (12, 2375860), (15, 1900688), (16, 1781895), (20, 1425516), (24, 1187930), (30, 950344), (40, 712758), (48, 593965), (60, 475172), (80, 356379), (120, 237586), (211, 135120), (240, 118793), (422, 67560), (563, 50640), (633, 45040), (844, 33780), (1055, 27024), (1126, 25320), (1266, 22520), (1688, 16890), (1689, 16880), (2110, 13512), (2252, 12660), (2532, 11260), (2815, 10128), (3165, 9008), (3376, 8445), (3378, 8440), (4220, 6756), (4504, 6330), (5064, 5630)]