51442020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:495

約数の個数: 192

約数和(自身を含む): 189235200

約数和(自身を除く): 137793180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 439, 465, 540, 558, 620, 630, 651, 756, 837, 868, 878, 930, 945, 1085, 1116, 1260, 1302, 1317, 1395, 1674, 1756, 1860, 1890, 1953, 2170, 2195, 2604, 2634, 2790, 3073, 3255, 3348, 3780, 3906, 3951, 4185, 4340, 4390, 5268, 5580, 5859, 6146, 6510, 6585, 7812, 7902, 8370, 8780, 9219, 9765, 11718, 11853, 12292, 13020, 13170, 13609, 15365, 15804, 16740, 18438, 19530, 19755, 23436, 23706, 26340, 27218, 27657, 29295, 30730, 36876, 39060, 39510, 40827, 46095, 47412, 54436, 55314, 58590, 59265, 61460, 68045, 79020, 81654, 82971, 92190, 95263, 110628, 117180, 118530, 122481, 136090, 138285, 163308, 165942, 184380, 190526, 204135, 237060, 244962, 272180, 276570, 285789, 331884, 367443, 381052, 408270, 414855, 476315, 489924, 553140, 571578, 612405, 734886, 816540, 829710, 857367, 952630, 1143156, 1224810, 1428945, 1469772, 1659420, 1714734, 1837215, 1905260, 2449620, 2572101, 2857890, 3429468, 3674430, 4286835, 5144202, 5715780, 7348860, 8573670, 10288404, 12860505, 17147340, 25721010, 51442020]

約数ペア:

[(1, 51442020), (2, 25721010), (3, 17147340), (4, 12860505), (5, 10288404), (6, 8573670), (7, 7348860), (9, 5715780), (10, 5144202), (12, 4286835), (14, 3674430), (15, 3429468), (18, 2857890), (20, 2572101), (21, 2449620), (27, 1905260), (28, 1837215), (30, 1714734), (31, 1659420), (35, 1469772), (36, 1428945), (42, 1224810), (45, 1143156), (54, 952630), (60, 857367), (62, 829710), (63, 816540), (70, 734886), (84, 612405), (90, 571578), (93, 553140), (105, 489924), (108, 476315), (124, 414855), (126, 408270), (135, 381052), (140, 367443), (155, 331884), (180, 285789), (186, 276570), (189, 272180), (210, 244962), (217, 237060), (252, 204135), (270, 190526), (279, 184380), (310, 165942), (315, 163308), (372, 138285), (378, 136090), (420, 122481), (434, 118530), (439, 117180), (465, 110628), (540, 95263), (558, 92190), (620, 82971), (630, 81654), (651, 79020), (756, 68045), (837, 61460), (868, 59265), (878, 58590), (930, 55314), (945, 54436), (1085, 47412), (1116, 46095), (1260, 40827), (1302, 39510), (1317, 39060), (1395, 36876), (1674, 30730), (1756, 29295), (1860, 27657), (1890, 27218), (1953, 26340), (2170, 23706), (2195, 23436), (2604, 19755), (2634, 19530), (2790, 18438), (3073, 16740), (3255, 15804), (3348, 15365), (3780, 13609), (3906, 13170), (3951, 13020), (4185, 12292), (4340, 11853), (4390, 11718), (5268, 9765), (5580, 9219), (5859, 8780), (6146, 8370), (6510, 7902), (6585, 7812)]