51858660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:626

約数の個数: 144

約数和(自身を含む): 174666240

約数和(自身を除く): 122807580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 569, 588, 620, 651, 735, 868, 930, 980, 1085, 1138, 1302, 1470, 1519, 1707, 1860, 2170, 2276, 2604, 2845, 2940, 3038, 3255, 3414, 3983, 4340, 4557, 5690, 6076, 6510, 6828, 7595, 7966, 8535, 9114, 11380, 11949, 13020, 15190, 15932, 17070, 17639, 18228, 19915, 22785, 23898, 27881, 30380, 34140, 35278, 39830, 45570, 47796, 52917, 55762, 59745, 70556, 79660, 83643, 88195, 91140, 105834, 111524, 119490, 123473, 139405, 167286, 176390, 211668, 238980, 246946, 264585, 278810, 334572, 352780, 370419, 418215, 493892, 529170, 557620, 617365, 740838, 836430, 864311, 1058340, 1234730, 1481676, 1672860, 1728622, 1852095, 2469460, 2592933, 3457244, 3704190, 4321555, 5185866, 7408380, 8643110, 10371732, 12964665, 17286220, 25929330, 51858660]

約数ペア:

[(1, 51858660), (2, 25929330), (3, 17286220), (4, 12964665), (5, 10371732), (6, 8643110), (7, 7408380), (10, 5185866), (12, 4321555), (14, 3704190), (15, 3457244), (20, 2592933), (21, 2469460), (28, 1852095), (30, 1728622), (31, 1672860), (35, 1481676), (42, 1234730), (49, 1058340), (60, 864311), (62, 836430), (70, 740838), (84, 617365), (93, 557620), (98, 529170), (105, 493892), (124, 418215), (140, 370419), (147, 352780), (155, 334572), (186, 278810), (196, 264585), (210, 246946), (217, 238980), (245, 211668), (294, 176390), (310, 167286), (372, 139405), (420, 123473), (434, 119490), (465, 111524), (490, 105834), (569, 91140), (588, 88195), (620, 83643), (651, 79660), (735, 70556), (868, 59745), (930, 55762), (980, 52917), (1085, 47796), (1138, 45570), (1302, 39830), (1470, 35278), (1519, 34140), (1707, 30380), (1860, 27881), (2170, 23898), (2276, 22785), (2604, 19915), (2845, 18228), (2940, 17639), (3038, 17070), (3255, 15932), (3414, 15190), (3983, 13020), (4340, 11949), (4557, 11380), (5690, 9114), (6076, 8535), (6510, 7966), (6828, 7595)]