156640260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{53279}}^1$

素因数の和:53305

約数の個数: 72

約数和(自身を含む): 510209280

約数和(自身を除く): 353569020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 53279, 106558, 159837, 213116, 266395, 319674, 372953, 532790, 639348, 745906, 799185, 1065580, 1118859, 1491812, 1598370, 1864765, 2237718, 2610671, 3196740, 3729530, 4475436, 5221342, 5594295, 7459060, 7832013, 10442684, 11188590, 13053355, 15664026, 22377180, 26106710, 31328052, 39160065, 52213420, 78320130, 156640260]

約数ペア:

[(1, 156640260), (2, 78320130), (3, 52213420), (4, 39160065), (5, 31328052), (6, 26106710), (7, 22377180), (10, 15664026), (12, 13053355), (14, 11188590), (15, 10442684), (20, 7832013), (21, 7459060), (28, 5594295), (30, 5221342), (35, 4475436), (42, 3729530), (49, 3196740), (60, 2610671), (70, 2237718), (84, 1864765), (98, 1598370), (105, 1491812), (140, 1118859), (147, 1065580), (196, 799185), (210, 745906), (245, 639348), (294, 532790), (420, 372953), (490, 319674), (588, 266395), (735, 213116), (980, 159837), (1470, 106558), (2940, 53279)]