189298980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80897}}^1$

素因数の和:80925

約数の個数: 72

約数和(自身を含む): 618384312

約数和(自身を除く): 429085332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 80897, 161794, 242691, 323588, 404485, 485382, 728073, 808970, 970764, 1051661, 1213455, 1456146, 1617940, 2103322, 2426910, 2912292, 3154983, 3640365, 4206644, 4853820, 5258305, 6309966, 7280730, 9464949, 10516610, 12619932, 14561460, 15774915, 18929898, 21033220, 31549830, 37859796, 47324745, 63099660, 94649490, 189298980]

約数ペア:

[(1, 189298980), (2, 94649490), (3, 63099660), (4, 47324745), (5, 37859796), (6, 31549830), (9, 21033220), (10, 18929898), (12, 15774915), (13, 14561460), (15, 12619932), (18, 10516610), (20, 9464949), (26, 7280730), (30, 6309966), (36, 5258305), (39, 4853820), (45, 4206644), (52, 3640365), (60, 3154983), (65, 2912292), (78, 2426910), (90, 2103322), (117, 1617940), (130, 1456146), (156, 1213455), (180, 1051661), (195, 970764), (234, 808970), (260, 728073), (390, 485382), (468, 404485), (585, 323588), (780, 242691), (1170, 161794), (2340, 80897)]