72893640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4637}}^1$

素因数の和:4782

約数の個数: 64

約数和(自身を含む): 220397760

約数和(自身を除く): 147504120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 4637, 5240, 7860, 9274, 13911, 15720, 18548, 23185, 27822, 37096, 46370, 55644, 69555, 92740, 111288, 139110, 185480, 278220, 556440, 607447, 1214894, 1822341, 2429788, 3037235, 3644682, 4859576, 6074470, 7289364, 9111705, 12148940, 14578728, 18223410, 24297880, 36446820, 72893640]

約数ペア:

[(1, 72893640), (2, 36446820), (3, 24297880), (4, 18223410), (5, 14578728), (6, 12148940), (8, 9111705), (10, 7289364), (12, 6074470), (15, 4859576), (20, 3644682), (24, 3037235), (30, 2429788), (40, 1822341), (60, 1214894), (120, 607447), (131, 556440), (262, 278220), (393, 185480), (524, 139110), (655, 111288), (786, 92740), (1048, 69555), (1310, 55644), (1572, 46370), (1965, 37096), (2620, 27822), (3144, 23185), (3930, 18548), (4637, 15720), (5240, 13911), (7860, 9274)]