266856240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{158843}}^1$

素因数の和:158866

約数の個数: 80

約数和(自身を含む): 945439488

約数和(自身を除く): 678583248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 158843, 317686, 476529, 635372, 794215, 953058, 1111901, 1270744, 1588430, 1906116, 2223802, 2382645, 2541488, 3176860, 3335703, 3812232, 4447604, 4765290, 5559505, 6353720, 6671406, 7624464, 8895208, 9530580, 11119010, 12707440, 13342812, 16678515, 17790416, 19061160, 22238020, 26685624, 33357030, 38122320, 44476040, 53371248, 66714060, 88952080, 133428120, 266856240]

約数ペア:

[(1, 266856240), (2, 133428120), (3, 88952080), (4, 66714060), (5, 53371248), (6, 44476040), (7, 38122320), (8, 33357030), (10, 26685624), (12, 22238020), (14, 19061160), (15, 17790416), (16, 16678515), (20, 13342812), (21, 12707440), (24, 11119010), (28, 9530580), (30, 8895208), (35, 7624464), (40, 6671406), (42, 6353720), (48, 5559505), (56, 4765290), (60, 4447604), (70, 3812232), (80, 3335703), (84, 3176860), (105, 2541488), (112, 2382645), (120, 2223802), (140, 1906116), (168, 1588430), (210, 1270744), (240, 1111901), (280, 953058), (336, 794215), (420, 635372), (560, 476529), (840, 317686), (1680, 158843)]