1218301488

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{272917}}^1$

素因数の和:272962

約数の個数: 60

約数和(自身を含む): 3519550528

約数和(自身を除く): 2301249040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 272917, 545834, 818751, 1091668, 1637502, 2183336, 2456253, 3275004, 4366672, 4912506, 6550008, 8460427, 9825012, 13100016, 16920854, 19650024, 25381281, 33841708, 39300048, 50762562, 67683416, 76143843, 101525124, 135366832, 152287686, 203050248, 304575372, 406100496, 609150744, 1218301488]

約数ペア:

[(1, 1218301488), (2, 609150744), (3, 406100496), (4, 304575372), (6, 203050248), (8, 152287686), (9, 135366832), (12, 101525124), (16, 76143843), (18, 67683416), (24, 50762562), (31, 39300048), (36, 33841708), (48, 25381281), (62, 19650024), (72, 16920854), (93, 13100016), (124, 9825012), (144, 8460427), (186, 6550008), (248, 4912506), (279, 4366672), (372, 3275004), (496, 2456253), (558, 2183336), (744, 1637502), (1116, 1091668), (1488, 818751), (2232, 545834), (4464, 272917)]