285213960

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{9781}}^1$

素因数の和:9810

約数の個数: 112

約数和(自身を含む): 962255340

約数和(自身を除く): 677041380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 972, 1080, 1215, 1458, 1620, 1944, 2430, 2916, 3240, 3645, 4860, 5832, 7290, 9720, 9781, 14580, 19562, 29160, 29343, 39124, 48905, 58686, 78248, 88029, 97810, 117372, 146715, 176058, 195620, 234744, 264087, 293430, 352116, 391240, 440145, 528174, 586860, 704232, 792261, 880290, 1056348, 1173720, 1320435, 1584522, 1760580, 2112696, 2376783, 2640870, 3169044, 3521160, 3961305, 4753566, 5281740, 6338088, 7130349, 7922610, 9507132, 10563480, 11883915, 14260698, 15845220, 19014264, 23767830, 28521396, 31690440, 35651745, 47535660, 57042792, 71303490, 95071320, 142606980, 285213960]

約数ペア:

[(1, 285213960), (2, 142606980), (3, 95071320), (4, 71303490), (5, 57042792), (6, 47535660), (8, 35651745), (9, 31690440), (10, 28521396), (12, 23767830), (15, 19014264), (18, 15845220), (20, 14260698), (24, 11883915), (27, 10563480), (30, 9507132), (36, 7922610), (40, 7130349), (45, 6338088), (54, 5281740), (60, 4753566), (72, 3961305), (81, 3521160), (90, 3169044), (108, 2640870), (120, 2376783), (135, 2112696), (162, 1760580), (180, 1584522), (216, 1320435), (243, 1173720), (270, 1056348), (324, 880290), (360, 792261), (405, 704232), (486, 586860), (540, 528174), (648, 440145), (729, 391240), (810, 352116), (972, 293430), (1080, 264087), (1215, 234744), (1458, 195620), (1620, 176058), (1944, 146715), (2430, 117372), (2916, 97810), (3240, 88029), (3645, 78248), (4860, 58686), (5832, 48905), (7290, 39124), (9720, 29343), (9781, 29160), (14580, 19562)]