286906880

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:306

約数の個数: 160

約数和(自身を含む): 764107344

約数和(自身を除く): 477200464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 128, 130, 148, 160, 185, 208, 233, 256, 260, 296, 320, 370, 416, 466, 481, 512, 520, 592, 640, 740, 832, 932, 962, 1040, 1165, 1184, 1280, 1480, 1664, 1864, 1924, 2080, 2330, 2368, 2405, 2560, 2960, 3029, 3328, 3728, 3848, 4160, 4660, 4736, 4810, 5920, 6058, 6656, 7456, 7696, 8320, 8621, 9320, 9472, 9620, 11840, 12116, 14912, 15145, 15392, 16640, 17242, 18640, 18944, 19240, 23680, 24232, 29824, 30290, 30784, 33280, 34484, 37280, 38480, 43105, 47360, 48464, 59648, 60580, 61568, 68968, 74560, 76960, 86210, 94720, 96928, 112073, 119296, 121160, 123136, 137936, 149120, 153920, 172420, 193856, 224146, 242320, 246272, 275872, 298240, 307840, 344840, 387712, 448292, 484640, 551744, 560365, 596480, 615680, 689680, 775424, 896584, 969280, 1103488, 1120730, 1231360, 1379360, 1550848, 1793168, 1938560, 2206976, 2241460, 2758720, 3586336, 3877120, 4413952, 4482920, 5517440, 7172672, 7754240, 8965840, 11034880, 14345344, 17931680, 22069760, 28690688, 35863360, 57381376, 71726720, 143453440, 286906880]

約数ペア:

[(1, 286906880), (2, 143453440), (4, 71726720), (5, 57381376), (8, 35863360), (10, 28690688), (13, 22069760), (16, 17931680), (20, 14345344), (26, 11034880), (32, 8965840), (37, 7754240), (40, 7172672), (52, 5517440), (64, 4482920), (65, 4413952), (74, 3877120), (80, 3586336), (104, 2758720), (128, 2241460), (130, 2206976), (148, 1938560), (160, 1793168), (185, 1550848), (208, 1379360), (233, 1231360), (256, 1120730), (260, 1103488), (296, 969280), (320, 896584), (370, 775424), (416, 689680), (466, 615680), (481, 596480), (512, 560365), (520, 551744), (592, 484640), (640, 448292), (740, 387712), (832, 344840), (932, 307840), (962, 298240), (1040, 275872), (1165, 246272), (1184, 242320), (1280, 224146), (1480, 193856), (1664, 172420), (1864, 153920), (1924, 149120), (2080, 137936), (2330, 123136), (2368, 121160), (2405, 119296), (2560, 112073), (2960, 96928), (3029, 94720), (3328, 86210), (3728, 76960), (3848, 74560), (4160, 68968), (4660, 61568), (4736, 60580), (4810, 59648), (5920, 48464), (6058, 47360), (6656, 43105), (7456, 38480), (7696, 37280), (8320, 34484), (8621, 33280), (9320, 30784), (9472, 30290), (9620, 29824), (11840, 24232), (12116, 23680), (14912, 19240), (15145, 18944), (15392, 18640), (16640, 17242)]