208681320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{13693}}^1$

素因数の和:13834

約数の個数: 64

約数和(自身を含む): 631019520

約数和(自身を除く): 422338200

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, 5080, 7620, 13693, 15240, 27386, 41079, 54772, 68465, 82158, 109544, 136930, 164316, 205395, 273860, 328632, 410790, 547720, 821580, 1643160, 1739011, 3478022, 5217033, 6956044, 8695055, 10434066, 13912088, 17390110, 20868132, 26085165, 34780220, 41736264, 52170330, 69560440, 104340660, 208681320]

約数ペア:

[(1, 208681320), (2, 104340660), (3, 69560440), (4, 52170330), (5, 41736264), (6, 34780220), (8, 26085165), (10, 20868132), (12, 17390110), (15, 13912088), (20, 10434066), (24, 8695055), (30, 6956044), (40, 5217033), (60, 3478022), (120, 1739011), (127, 1643160), (254, 821580), (381, 547720), (508, 410790), (635, 328632), (762, 273860), (1016, 205395), (1270, 164316), (1524, 136930), (1905, 109544), (2540, 82158), (3048, 68465), (3810, 54772), (5080, 41079), (7620, 27386), (13693, 15240)]