156902780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{11003}}^1$

素因数の和:11066

約数の個数: 48

約数和(自身を含む): 354945024

約数和(自身を除く): 198042244

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2852, 3565, 7130, 11003, 14260, 22006, 44012, 55015, 110030, 220060, 253069, 341093, 506138, 682186, 1012276, 1265345, 1364372, 1705465, 2530690, 3410930, 5061380, 6821860, 7845139, 15690278, 31380556, 39225695, 78451390, 156902780]

約数ペア:

[(1, 156902780), (2, 78451390), (4, 39225695), (5, 31380556), (10, 15690278), (20, 7845139), (23, 6821860), (31, 5061380), (46, 3410930), (62, 2530690), (92, 1705465), (115, 1364372), (124, 1265345), (155, 1012276), (230, 682186), (310, 506138), (460, 341093), (620, 253069), (713, 220060), (1426, 110030), (2852, 55015), (3565, 44012), (7130, 22006), (11003, 14260)]