90205440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1$

素因数の和:189

約数の個数: 216

約数和(自身を含む): 314203680

約数和(自身を除く): 223998240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 139, 156, 160, 169, 192, 195, 208, 240, 256, 260, 278, 312, 320, 338, 384, 390, 416, 417, 480, 507, 520, 556, 624, 640, 676, 695, 768, 780, 832, 834, 845, 960, 1014, 1040, 1112, 1248, 1280, 1352, 1390, 1560, 1664, 1668, 1690, 1807, 1920, 2028, 2080, 2085, 2224, 2496, 2535, 2704, 2780, 3120, 3328, 3336, 3380, 3614, 3840, 4056, 4160, 4170, 4448, 4992, 5070, 5408, 5421, 5560, 6240, 6672, 6760, 7228, 8112, 8320, 8340, 8896, 9035, 9984, 10140, 10816, 10842, 11120, 12480, 13344, 13520, 14456, 16224, 16640, 16680, 17792, 18070, 20280, 21632, 21684, 22240, 23491, 24960, 26688, 27040, 27105, 28912, 32448, 33360, 35584, 36140, 40560, 43264, 43368, 44480, 46982, 49920, 53376, 54080, 54210, 57824, 64896, 66720, 70473, 72280, 81120, 86736, 88960, 93964, 106752, 108160, 108420, 115648, 117455, 129792, 133440, 140946, 144560, 162240, 173472, 177920, 187928, 216320, 216840, 231296, 234910, 266880, 281892, 289120, 324480, 346944, 352365, 375856, 433680, 462592, 469820, 533760, 563784, 578240, 648960, 693888, 704730, 751712, 867360, 939640, 1127568, 1156480, 1387776, 1409460, 1503424, 1734720, 1879280, 2255136, 2312960, 2818920, 3006848, 3469440, 3758560, 4510272, 5637840, 6013696, 6938880, 7517120, 9020544, 11275680, 15034240, 18041088, 22551360, 30068480, 45102720, 90205440]

約数ペア:

[(1, 90205440), (2, 45102720), (3, 30068480), (4, 22551360), (5, 18041088), (6, 15034240), (8, 11275680), (10, 9020544), (12, 7517120), (13, 6938880), (15, 6013696), (16, 5637840), (20, 4510272), (24, 3758560), (26, 3469440), (30, 3006848), (32, 2818920), (39, 2312960), (40, 2255136), (48, 1879280), (52, 1734720), (60, 1503424), (64, 1409460), (65, 1387776), (78, 1156480), (80, 1127568), (96, 939640), (104, 867360), (120, 751712), (128, 704730), (130, 693888), (139, 648960), (156, 578240), (160, 563784), (169, 533760), (192, 469820), (195, 462592), (208, 433680), (240, 375856), (256, 352365), (260, 346944), (278, 324480), (312, 289120), (320, 281892), (338, 266880), (384, 234910), (390, 231296), (416, 216840), (417, 216320), (480, 187928), (507, 177920), (520, 173472), (556, 162240), (624, 144560), (640, 140946), (676, 133440), (695, 129792), (768, 117455), (780, 115648), (832, 108420), (834, 108160), (845, 106752), (960, 93964), (1014, 88960), (1040, 86736), (1112, 81120), (1248, 72280), (1280, 70473), (1352, 66720), (1390, 64896), (1560, 57824), (1664, 54210), (1668, 54080), (1690, 53376), (1807, 49920), (1920, 46982), (2028, 44480), (2080, 43368), (2085, 43264), (2224, 40560), (2496, 36140), (2535, 35584), (2704, 33360), (2780, 32448), (3120, 28912), (3328, 27105), (3336, 27040), (3380, 26688), (3614, 24960), (3840, 23491), (4056, 22240), (4160, 21684), (4170, 21632), (4448, 20280), (4992, 18070), (5070, 17792), (5408, 16680), (5421, 16640), (5560, 16224), (6240, 14456), (6672, 13520), (6760, 13344), (7228, 12480), (8112, 11120), (8320, 10842), (8340, 10816), (8896, 10140), (9035, 9984)]