42220260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1439}}^1$

素因数の和:1617

約数の個数: 72

約数和(自身を含む): 128943360

約数和(自身を除く): 86723100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 815, 978, 1439, 1467, 1630, 1956, 2445, 2878, 2934, 3260, 4317, 4890, 5756, 5868, 7195, 7335, 8634, 9780, 12951, 14390, 14670, 17268, 21585, 25902, 28780, 29340, 43170, 51804, 64755, 86340, 129510, 234557, 259020, 469114, 703671, 938228, 1172785, 1407342, 2111013, 2345570, 2814684, 3518355, 4222026, 4691140, 7036710, 8444052, 10555065, 14073420, 21110130, 42220260]

約数ペア:

[(1, 42220260), (2, 21110130), (3, 14073420), (4, 10555065), (5, 8444052), (6, 7036710), (9, 4691140), (10, 4222026), (12, 3518355), (15, 2814684), (18, 2345570), (20, 2111013), (30, 1407342), (36, 1172785), (45, 938228), (60, 703671), (90, 469114), (163, 259020), (180, 234557), (326, 129510), (489, 86340), (652, 64755), (815, 51804), (978, 43170), (1439, 29340), (1467, 28780), (1630, 25902), (1956, 21585), (2445, 17268), (2878, 14670), (2934, 14390), (3260, 12951), (4317, 9780), (4890, 8634), (5756, 7335), (5868, 7195)]