21960300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1031}}^1$

素因数の和:1119

約数の個数: 72

約数和(自身を含む): 64495872

約数和(自身を除く): 42535572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 71, 75, 100, 142, 150, 213, 284, 300, 355, 426, 710, 852, 1031, 1065, 1420, 1775, 2062, 2130, 3093, 3550, 4124, 4260, 5155, 5325, 6186, 7100, 10310, 10650, 12372, 15465, 20620, 21300, 25775, 30930, 51550, 61860, 73201, 77325, 103100, 146402, 154650, 219603, 292804, 309300, 366005, 439206, 732010, 878412, 1098015, 1464020, 1830025, 2196030, 3660050, 4392060, 5490075, 7320100, 10980150, 21960300]

約数ペア:

[(1, 21960300), (2, 10980150), (3, 7320100), (4, 5490075), (5, 4392060), (6, 3660050), (10, 2196030), (12, 1830025), (15, 1464020), (20, 1098015), (25, 878412), (30, 732010), (50, 439206), (60, 366005), (71, 309300), (75, 292804), (100, 219603), (142, 154650), (150, 146402), (213, 103100), (284, 77325), (300, 73201), (355, 61860), (426, 51550), (710, 30930), (852, 25775), (1031, 21300), (1065, 20620), (1420, 15465), (1775, 12372), (2062, 10650), (2130, 10310), (3093, 7100), (3550, 6186), (4124, 5325), (4260, 5155)]