61532940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{613}}^1$

素因数の和:871

約数の個数: 96

約数和(自身を含む): 198051840

約数和(自身を除く): 136518900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 239, 420, 478, 613, 717, 956, 1195, 1226, 1434, 1673, 1839, 2390, 2452, 2868, 3065, 3346, 3585, 3678, 4291, 4780, 5019, 6130, 6692, 7170, 7356, 8365, 8582, 9195, 10038, 12260, 12873, 14340, 16730, 17164, 18390, 20076, 21455, 25095, 25746, 33460, 36780, 42910, 50190, 51492, 64365, 85820, 100380, 128730, 146507, 257460, 293014, 439521, 586028, 732535, 879042, 1025549, 1465070, 1758084, 2051098, 2197605, 2930140, 3076647, 4102196, 4395210, 5127745, 6153294, 8790420, 10255490, 12306588, 15383235, 20510980, 30766470, 61532940]

約数ペア:

[(1, 61532940), (2, 30766470), (3, 20510980), (4, 15383235), (5, 12306588), (6, 10255490), (7, 8790420), (10, 6153294), (12, 5127745), (14, 4395210), (15, 4102196), (20, 3076647), (21, 2930140), (28, 2197605), (30, 2051098), (35, 1758084), (42, 1465070), (60, 1025549), (70, 879042), (84, 732535), (105, 586028), (140, 439521), (210, 293014), (239, 257460), (420, 146507), (478, 128730), (613, 100380), (717, 85820), (956, 64365), (1195, 51492), (1226, 50190), (1434, 42910), (1673, 36780), (1839, 33460), (2390, 25746), (2452, 25095), (2868, 21455), (3065, 20076), (3346, 18390), (3585, 17164), (3678, 16730), (4291, 14340), (4780, 12873), (5019, 12260), (6130, 10038), (6692, 9195), (7170, 8582), (7356, 8365)]