272754040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1217}}^1$

素因数の和:1672

約数の個数: 64

約数和(自身を含む): 662981760

約数和(自身を除く): 390227720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 431, 520, 862, 1217, 1724, 2155, 2434, 3448, 4310, 4868, 5603, 6085, 8620, 9736, 11206, 12170, 15821, 17240, 22412, 24340, 28015, 31642, 44824, 48680, 56030, 63284, 79105, 112060, 126568, 158210, 224120, 316420, 524527, 632840, 1049054, 2098108, 2622635, 4196216, 5245270, 6818851, 10490540, 13637702, 20981080, 27275404, 34094255, 54550808, 68188510, 136377020, 272754040]

約数ペア:

[(1, 272754040), (2, 136377020), (4, 68188510), (5, 54550808), (8, 34094255), (10, 27275404), (13, 20981080), (20, 13637702), (26, 10490540), (40, 6818851), (52, 5245270), (65, 4196216), (104, 2622635), (130, 2098108), (260, 1049054), (431, 632840), (520, 524527), (862, 316420), (1217, 224120), (1724, 158210), (2155, 126568), (2434, 112060), (3448, 79105), (4310, 63284), (4868, 56030), (5603, 48680), (6085, 44824), (8620, 31642), (9736, 28015), (11206, 24340), (12170, 22412), (15821, 17240)]