64708680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:415

約数の個数: 128

約数和(自身を含む): 207100800

約数和(自身を除く): 142392120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 101, 114, 120, 152, 190, 202, 228, 281, 285, 303, 380, 404, 456, 505, 562, 570, 606, 760, 808, 843, 1010, 1124, 1140, 1212, 1405, 1515, 1686, 1919, 2020, 2248, 2280, 2424, 2810, 3030, 3372, 3838, 4040, 4215, 5339, 5620, 5757, 6060, 6744, 7676, 8430, 9595, 10678, 11240, 11514, 12120, 15352, 16017, 16860, 19190, 21356, 23028, 26695, 28381, 28785, 32034, 33720, 38380, 42712, 46056, 53390, 56762, 57570, 64068, 76760, 80085, 85143, 106780, 113524, 115140, 128136, 141905, 160170, 170286, 213560, 227048, 230280, 283810, 320340, 340572, 425715, 539239, 567620, 640680, 681144, 851430, 1078478, 1135240, 1617717, 1702860, 2156956, 2696195, 3235434, 3405720, 4313912, 5392390, 6470868, 8088585, 10784780, 12941736, 16177170, 21569560, 32354340, 64708680]

約数ペア:

[(1, 64708680), (2, 32354340), (3, 21569560), (4, 16177170), (5, 12941736), (6, 10784780), (8, 8088585), (10, 6470868), (12, 5392390), (15, 4313912), (19, 3405720), (20, 3235434), (24, 2696195), (30, 2156956), (38, 1702860), (40, 1617717), (57, 1135240), (60, 1078478), (76, 851430), (95, 681144), (101, 640680), (114, 567620), (120, 539239), (152, 425715), (190, 340572), (202, 320340), (228, 283810), (281, 230280), (285, 227048), (303, 213560), (380, 170286), (404, 160170), (456, 141905), (505, 128136), (562, 115140), (570, 113524), (606, 106780), (760, 85143), (808, 80085), (843, 76760), (1010, 64068), (1124, 57570), (1140, 56762), (1212, 53390), (1405, 46056), (1515, 42712), (1686, 38380), (1919, 33720), (2020, 32034), (2248, 28785), (2280, 28381), (2424, 26695), (2810, 23028), (3030, 21356), (3372, 19190), (3838, 16860), (4040, 16017), (4215, 15352), (5339, 12120), (5620, 11514), (5757, 11240), (6060, 10678), (6744, 9595), (7676, 8430)]