64663320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4243}}^1$

素因数の和:4384

約数の個数: 64

約数和(自身を含む): 195563520

約数和(自身を除く): 130900200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2540, 3048, 3810, 4243, 5080, 7620, 8486, 12729, 15240, 16972, 21215, 25458, 33944, 42430, 50916, 63645, 84860, 101832, 127290, 169720, 254580, 509160, 538861, 1077722, 1616583, 2155444, 2694305, 3233166, 4310888, 5388610, 6466332, 8082915, 10777220, 12932664, 16165830, 21554440, 32331660, 64663320]

約数ペア:

[(1, 64663320), (2, 32331660), (3, 21554440), (4, 16165830), (5, 12932664), (6, 10777220), (8, 8082915), (10, 6466332), (12, 5388610), (15, 4310888), (20, 3233166), (24, 2694305), (30, 2155444), (40, 1616583), (60, 1077722), (120, 538861), (127, 509160), (254, 254580), (381, 169720), (508, 127290), (635, 101832), (762, 84860), (1016, 63645), (1270, 50916), (1524, 42430), (1905, 33944), (2540, 25458), (3048, 21215), (3810, 16972), (4243, 15240), (5080, 12729), (7620, 8486)]