320031840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{666733}}^1$

素因数の和:666751

約数の個数: 48

約数和(自身を含む): 1008101808

約数和(自身を除く): 688069968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 666733, 1333466, 2000199, 2666932, 3333665, 4000398, 5333864, 6667330, 8000796, 10000995, 10667728, 13334660, 16001592, 20001990, 21335456, 26669320, 32003184, 40003980, 53338640, 64006368, 80007960, 106677280, 160015920, 320031840]

約数ペア:

[(1, 320031840), (2, 160015920), (3, 106677280), (4, 80007960), (5, 64006368), (6, 53338640), (8, 40003980), (10, 32003184), (12, 26669320), (15, 21335456), (16, 20001990), (20, 16001592), (24, 13334660), (30, 10667728), (32, 10000995), (40, 8000796), (48, 6667330), (60, 5333864), (80, 4000398), (96, 3333665), (120, 2666932), (160, 2000199), (240, 1333466), (480, 666733)]