218920140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{39233}}^1$

素因数の和:39279

約数の個数: 72

約数和(自身を含む): 685496448

約数和(自身を除く): 466576308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 39233, 78466, 117699, 156932, 196165, 235398, 353097, 392330, 470796, 588495, 706194, 784660, 1176990, 1216223, 1412388, 1765485, 2353980, 2432446, 3530970, 3648669, 4864892, 6081115, 7061940, 7297338, 10946007, 12162230, 14594676, 18243345, 21892014, 24324460, 36486690, 43784028, 54730035, 72973380, 109460070, 218920140]

約数ペア:

[(1, 218920140), (2, 109460070), (3, 72973380), (4, 54730035), (5, 43784028), (6, 36486690), (9, 24324460), (10, 21892014), (12, 18243345), (15, 14594676), (18, 12162230), (20, 10946007), (30, 7297338), (31, 7061940), (36, 6081115), (45, 4864892), (60, 3648669), (62, 3530970), (90, 2432446), (93, 2353980), (124, 1765485), (155, 1412388), (180, 1216223), (186, 1176990), (279, 784660), (310, 706194), (372, 588495), (465, 470796), (558, 392330), (620, 353097), (930, 235398), (1116, 196165), (1395, 156932), (1860, 117699), (2790, 78466), (5580, 39233)]