1212574920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4591}}^1$

素因数の和:4707

約数の個数: 128

約数和(自身を含む): 3808788480

約数和(自身を除く): 2596213560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 71, 93, 120, 124, 142, 155, 186, 213, 248, 284, 310, 355, 372, 426, 465, 568, 620, 710, 744, 852, 930, 1065, 1240, 1420, 1704, 1860, 2130, 2201, 2840, 3720, 4260, 4402, 4591, 6603, 8520, 8804, 9182, 11005, 13206, 13773, 17608, 18364, 22010, 22955, 26412, 27546, 33015, 36728, 44020, 45910, 52824, 55092, 66030, 68865, 88040, 91820, 110184, 132060, 137730, 142321, 183640, 264120, 275460, 284642, 325961, 426963, 550920, 569284, 651922, 711605, 853926, 977883, 1138568, 1303844, 1423210, 1629805, 1707852, 1955766, 2134815, 2607688, 2846420, 3259610, 3415704, 3911532, 4269630, 4889415, 5692840, 6519220, 7823064, 8539260, 9778830, 10104791, 13038440, 17078520, 19557660, 20209582, 30314373, 39115320, 40419164, 50523955, 60628746, 80838328, 101047910, 121257492, 151571865, 202095820, 242514984, 303143730, 404191640, 606287460, 1212574920]

約数ペア:

[(1, 1212574920), (2, 606287460), (3, 404191640), (4, 303143730), (5, 242514984), (6, 202095820), (8, 151571865), (10, 121257492), (12, 101047910), (15, 80838328), (20, 60628746), (24, 50523955), (30, 40419164), (31, 39115320), (40, 30314373), (60, 20209582), (62, 19557660), (71, 17078520), (93, 13038440), (120, 10104791), (124, 9778830), (142, 8539260), (155, 7823064), (186, 6519220), (213, 5692840), (248, 4889415), (284, 4269630), (310, 3911532), (355, 3415704), (372, 3259610), (426, 2846420), (465, 2607688), (568, 2134815), (620, 1955766), (710, 1707852), (744, 1629805), (852, 1423210), (930, 1303844), (1065, 1138568), (1240, 977883), (1420, 853926), (1704, 711605), (1860, 651922), (2130, 569284), (2201, 550920), (2840, 426963), (3720, 325961), (4260, 284642), (4402, 275460), (4591, 264120), (6603, 183640), (8520, 142321), (8804, 137730), (9182, 132060), (11005, 110184), (13206, 91820), (13773, 88040), (17608, 68865), (18364, 66030), (22010, 55092), (22955, 52824), (26412, 45910), (27546, 44020), (33015, 36728)]