135778760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8423}}^1$

素因数の和:8478

約数の個数: 64

約数和(自身を含む): 339655680

約数和(自身を除く): 203876920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 8423, 16120, 16846, 33692, 42115, 67384, 84230, 109499, 168460, 218998, 261113, 336920, 437996, 522226, 547495, 875992, 1044452, 1094990, 1305565, 2088904, 2189980, 2611130, 3394469, 4379960, 5222260, 6788938, 10444520, 13577876, 16972345, 27155752, 33944690, 67889380, 135778760]

約数ペア:

[(1, 135778760), (2, 67889380), (4, 33944690), (5, 27155752), (8, 16972345), (10, 13577876), (13, 10444520), (20, 6788938), (26, 5222260), (31, 4379960), (40, 3394469), (52, 2611130), (62, 2189980), (65, 2088904), (104, 1305565), (124, 1094990), (130, 1044452), (155, 875992), (248, 547495), (260, 522226), (310, 437996), (403, 336920), (520, 261113), (620, 218998), (806, 168460), (1240, 109499), (1612, 84230), (2015, 67384), (3224, 42115), (4030, 33692), (8060, 16846), (8423, 16120)]