188348940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80491}}^1$

素因数の和:80519

約数の個数: 72

約数和(自身を含む): 615280848

約数和(自身を除く): 426931908

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, 80491, 160982, 241473, 321964, 402455, 482946, 724419, 804910, 965892, 1046383, 1207365, 1448838, 1609820, 2092766, 2414730, 2897676, 3139149, 3622095, 4185532, 4829460, 5231915, 6278298, 7244190, 9417447, 10463830, 12556596, 14488380, 15695745, 18834894, 20927660, 31391490, 37669788, 47087235, 62782980, 94174470, 188348940]

約数ペア:

[(1, 188348940), (2, 94174470), (3, 62782980), (4, 47087235), (5, 37669788), (6, 31391490), (9, 20927660), (10, 18834894), (12, 15695745), (13, 14488380), (15, 12556596), (18, 10463830), (20, 9417447), (26, 7244190), (30, 6278298), (36, 5231915), (39, 4829460), (45, 4185532), (52, 3622095), (60, 3139149), (65, 2897676), (78, 2414730), (90, 2092766), (117, 1609820), (130, 1448838), (156, 1207365), (180, 1046383), (195, 965892), (234, 804910), (260, 724419), (390, 482946), (468, 402455), (585, 321964), (780, 241473), (1170, 160982), (2340, 80491)]