31419480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2447}}^1$

素因数の和:2568

約数の個数: 64

約数和(自身を含む): 95178240

約数和(自身を除く): 63758760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2447, 2568, 3210, 4280, 4894, 6420, 7341, 9788, 12235, 12840, 14682, 19576, 24470, 29364, 36705, 48940, 58728, 73410, 97880, 146820, 261829, 293640, 523658, 785487, 1047316, 1309145, 1570974, 2094632, 2618290, 3141948, 3927435, 5236580, 6283896, 7854870, 10473160, 15709740, 31419480]

約数ペア:

[(1, 31419480), (2, 15709740), (3, 10473160), (4, 7854870), (5, 6283896), (6, 5236580), (8, 3927435), (10, 3141948), (12, 2618290), (15, 2094632), (20, 1570974), (24, 1309145), (30, 1047316), (40, 785487), (60, 523658), (107, 293640), (120, 261829), (214, 146820), (321, 97880), (428, 73410), (535, 58728), (642, 48940), (856, 36705), (1070, 29364), (1284, 24470), (1605, 19576), (2140, 14682), (2447, 12840), (2568, 12235), (3210, 9788), (4280, 7341), (4894, 6420)]