31080300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:719

約数の個数: 72

約数和(自身を含む): 90535872

約数和(自身を除く): 59455572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 211, 300, 422, 491, 633, 844, 982, 1055, 1266, 1473, 1964, 2110, 2455, 2532, 2946, 3165, 4220, 4910, 5275, 5892, 6330, 7365, 9820, 10550, 12275, 12660, 14730, 15825, 21100, 24550, 29460, 31650, 36825, 49100, 63300, 73650, 103601, 147300, 207202, 310803, 414404, 518005, 621606, 1036010, 1243212, 1554015, 2072020, 2590025, 3108030, 5180050, 6216060, 7770075, 10360100, 15540150, 31080300]

約数ペア:

[(1, 31080300), (2, 15540150), (3, 10360100), (4, 7770075), (5, 6216060), (6, 5180050), (10, 3108030), (12, 2590025), (15, 2072020), (20, 1554015), (25, 1243212), (30, 1036010), (50, 621606), (60, 518005), (75, 414404), (100, 310803), (150, 207202), (211, 147300), (300, 103601), (422, 73650), (491, 63300), (633, 49100), (844, 36825), (982, 31650), (1055, 29460), (1266, 24550), (1473, 21100), (1964, 15825), (2110, 14730), (2455, 12660), (2532, 12275), (2946, 10550), (3165, 9820), (4220, 7365), (4910, 6330), (5275, 5892)]