303540640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{145933}}^1$

素因数の和:145961

約数の個数: 48

約数和(自身を含む): 772282728

約数和(自身を除く): 468742088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 145933, 291866, 583732, 729665, 1167464, 1459330, 1897129, 2334928, 2918660, 3794258, 4669856, 5837320, 7588516, 9485645, 11674640, 15177032, 18971290, 23349280, 30354064, 37942580, 60708128, 75885160, 151770320, 303540640]

約数ペア:

[(1, 303540640), (2, 151770320), (4, 75885160), (5, 60708128), (8, 37942580), (10, 30354064), (13, 23349280), (16, 18971290), (20, 15177032), (26, 11674640), (32, 9485645), (40, 7588516), (52, 5837320), (65, 4669856), (80, 3794258), (104, 2918660), (130, 2334928), (160, 1897129), (208, 1459330), (260, 1167464), (416, 729665), (520, 583732), (1040, 291866), (2080, 145933)]