15205710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 39739392

約数和(自身を除く): 24533682

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 127, 130, 195, 254, 307, 381, 390, 614, 635, 762, 921, 1270, 1535, 1651, 1842, 1905, 3070, 3302, 3810, 3991, 4605, 4953, 7982, 8255, 9210, 9906, 11973, 16510, 19955, 23946, 24765, 38989, 39910, 49530, 59865, 77978, 116967, 119730, 194945, 233934, 389890, 506857, 584835, 1013714, 1169670, 1520571, 2534285, 3041142, 5068570, 7602855, 15205710]

約数ペア:

[(1, 15205710), (2, 7602855), (3, 5068570), (5, 3041142), (6, 2534285), (10, 1520571), (13, 1169670), (15, 1013714), (26, 584835), (30, 506857), (39, 389890), (65, 233934), (78, 194945), (127, 119730), (130, 116967), (195, 77978), (254, 59865), (307, 49530), (381, 39910), (390, 38989), (614, 24765), (635, 23946), (762, 19955), (921, 16510), (1270, 11973), (1535, 9906), (1651, 9210), (1842, 8255), (1905, 7982), (3070, 4953), (3302, 4605), (3810, 3991)]