1211112240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{388177}}^1$

素因数の和:388206

約数の個数: 80

約数和(自身を含む): 4043262048

約数和(自身を除く): 2832149808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 388177, 776354, 1164531, 1552708, 1940885, 2329062, 3105416, 3881770, 4658124, 5046301, 5822655, 6210832, 7763540, 9316248, 10092602, 11645310, 15138903, 15527080, 18632496, 20185204, 23290620, 25231505, 30277806, 31054160, 40370408, 46581240, 50463010, 60555612, 75694515, 80740816, 93162480, 100926020, 121111224, 151389030, 201852040, 242222448, 302778060, 403704080, 605556120, 1211112240]

約数ペア:

[(1, 1211112240), (2, 605556120), (3, 403704080), (4, 302778060), (5, 242222448), (6, 201852040), (8, 151389030), (10, 121111224), (12, 100926020), (13, 93162480), (15, 80740816), (16, 75694515), (20, 60555612), (24, 50463010), (26, 46581240), (30, 40370408), (39, 31054160), (40, 30277806), (48, 25231505), (52, 23290620), (60, 20185204), (65, 18632496), (78, 15527080), (80, 15138903), (104, 11645310), (120, 10092602), (130, 9316248), (156, 7763540), (195, 6210832), (208, 5822655), (240, 5046301), (260, 4658124), (312, 3881770), (390, 3105416), (520, 2329062), (624, 1940885), (780, 1552708), (1040, 1164531), (1560, 776354), (3120, 388177)]