289381860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{69899}}^1$

素因数の和:69937

約数の個数: 72

約数和(自身を含む): 915969600

約数和(自身を除く): 626587740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 69899, 139798, 209697, 279596, 349495, 419394, 629091, 698990, 838788, 1048485, 1258182, 1397980, 1607677, 2096970, 2516364, 3145455, 3215354, 4193940, 4823031, 6290910, 6430708, 8038385, 9646062, 12581820, 14469093, 16076770, 19292124, 24115155, 28938186, 32153540, 48230310, 57876372, 72345465, 96460620, 144690930, 289381860]

約数ペア:

[(1, 289381860), (2, 144690930), (3, 96460620), (4, 72345465), (5, 57876372), (6, 48230310), (9, 32153540), (10, 28938186), (12, 24115155), (15, 19292124), (18, 16076770), (20, 14469093), (23, 12581820), (30, 9646062), (36, 8038385), (45, 6430708), (46, 6290910), (60, 4823031), (69, 4193940), (90, 3215354), (92, 3145455), (115, 2516364), (138, 2096970), (180, 1607677), (207, 1397980), (230, 1258182), (276, 1048485), (345, 838788), (414, 698990), (460, 629091), (690, 419394), (828, 349495), (1035, 279596), (1380, 209697), (2070, 139798), (4140, 69899)]