315075720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2447}}^1$

素因数の和:2527

約数の個数: 128

約数和(自身を含む): 1004659200

約数和(自身を除く): 689583480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 37, 40, 58, 60, 74, 87, 111, 116, 120, 145, 148, 174, 185, 222, 232, 290, 296, 348, 370, 435, 444, 555, 580, 696, 740, 870, 888, 1073, 1110, 1160, 1480, 1740, 2146, 2220, 2447, 3219, 3480, 4292, 4440, 4894, 5365, 6438, 7341, 8584, 9788, 10730, 12235, 12876, 14682, 16095, 19576, 21460, 24470, 25752, 29364, 32190, 36705, 42920, 48940, 58728, 64380, 70963, 73410, 90539, 97880, 128760, 141926, 146820, 181078, 212889, 271617, 283852, 293640, 354815, 362156, 425778, 452695, 543234, 567704, 709630, 724312, 851556, 905390, 1064445, 1086468, 1358085, 1419260, 1703112, 1810780, 2128890, 2172936, 2625631, 2716170, 2838520, 3621560, 4257780, 5251262, 5432340, 7876893, 8515560, 10502524, 10864680, 13128155, 15753786, 21005048, 26256310, 31507572, 39384465, 52512620, 63015144, 78768930, 105025240, 157537860, 315075720]

約数ペア:

[(1, 315075720), (2, 157537860), (3, 105025240), (4, 78768930), (5, 63015144), (6, 52512620), (8, 39384465), (10, 31507572), (12, 26256310), (15, 21005048), (20, 15753786), (24, 13128155), (29, 10864680), (30, 10502524), (37, 8515560), (40, 7876893), (58, 5432340), (60, 5251262), (74, 4257780), (87, 3621560), (111, 2838520), (116, 2716170), (120, 2625631), (145, 2172936), (148, 2128890), (174, 1810780), (185, 1703112), (222, 1419260), (232, 1358085), (290, 1086468), (296, 1064445), (348, 905390), (370, 851556), (435, 724312), (444, 709630), (555, 567704), (580, 543234), (696, 452695), (740, 425778), (870, 362156), (888, 354815), (1073, 293640), (1110, 283852), (1160, 271617), (1480, 212889), (1740, 181078), (2146, 146820), (2220, 141926), (2447, 128760), (3219, 97880), (3480, 90539), (4292, 73410), (4440, 70963), (4894, 64380), (5365, 58728), (6438, 48940), (7341, 42920), (8584, 36705), (9788, 32190), (10730, 29364), (12235, 25752), (12876, 24470), (14682, 21460), (16095, 19576)]