15750165720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{4391}}^1$

素因数の和:4897

約数の個数: 128

約数和(自身を含む): 48040750080

約数和(自身を除く): 32290584360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 421, 426, 568, 710, 842, 852, 1065, 1263, 1420, 1684, 1704, 2105, 2130, 2526, 2840, 3368, 4210, 4260, 4391, 5052, 6315, 8420, 8520, 8782, 10104, 12630, 13173, 16840, 17564, 21955, 25260, 26346, 29891, 35128, 43910, 50520, 52692, 59782, 65865, 87820, 89673, 105384, 119564, 131730, 149455, 175640, 179346, 239128, 263460, 298910, 311761, 358692, 448365, 526920, 597820, 623522, 717384, 896730, 935283, 1195640, 1247044, 1558805, 1793460, 1848611, 1870566, 2494088, 3117610, 3586920, 3697222, 3741132, 4676415, 5545833, 6235220, 7394444, 7482264, 9243055, 9352830, 11091666, 12470440, 14788888, 18486110, 18705660, 22183332, 27729165, 36972220, 37411320, 44366664, 55458330, 73944440, 110916660, 131251381, 221833320, 262502762, 393754143, 525005524, 656256905, 787508286, 1050011048, 1312513810, 1575016572, 1968770715, 2625027620, 3150033144, 3937541430, 5250055240, 7875082860, 15750165720]

約数ペア:

[(1, 15750165720), (2, 7875082860), (3, 5250055240), (4, 3937541430), (5, 3150033144), (6, 2625027620), (8, 1968770715), (10, 1575016572), (12, 1312513810), (15, 1050011048), (20, 787508286), (24, 656256905), (30, 525005524), (40, 393754143), (60, 262502762), (71, 221833320), (120, 131251381), (142, 110916660), (213, 73944440), (284, 55458330), (355, 44366664), (421, 37411320), (426, 36972220), (568, 27729165), (710, 22183332), (842, 18705660), (852, 18486110), (1065, 14788888), (1263, 12470440), (1420, 11091666), (1684, 9352830), (1704, 9243055), (2105, 7482264), (2130, 7394444), (2526, 6235220), (2840, 5545833), (3368, 4676415), (4210, 3741132), (4260, 3697222), (4391, 3586920), (5052, 3117610), (6315, 2494088), (8420, 1870566), (8520, 1848611), (8782, 1793460), (10104, 1558805), (12630, 1247044), (13173, 1195640), (16840, 935283), (17564, 896730), (21955, 717384), (25260, 623522), (26346, 597820), (29891, 526920), (35128, 448365), (43910, 358692), (50520, 311761), (52692, 298910), (59782, 263460), (65865, 239128), (87820, 179346), (89673, 175640), (105384, 149455), (119564, 131730)]