271557520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8423}}^1$

素因数の和:8480

約数の個数: 80

約数和(自身を含む): 701955072

約数和(自身を除く): 430397552

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 8423, 16120, 16846, 32240, 33692, 42115, 67384, 84230, 109499, 134768, 168460, 218998, 261113, 336920, 437996, 522226, 547495, 673840, 875992, 1044452, 1094990, 1305565, 1751984, 2088904, 2189980, 2611130, 3394469, 4177808, 4379960, 5222260, 6788938, 8759920, 10444520, 13577876, 16972345, 20889040, 27155752, 33944690, 54311504, 67889380, 135778760, 271557520]

約数ペア:

[(1, 271557520), (2, 135778760), (4, 67889380), (5, 54311504), (8, 33944690), (10, 27155752), (13, 20889040), (16, 16972345), (20, 13577876), (26, 10444520), (31, 8759920), (40, 6788938), (52, 5222260), (62, 4379960), (65, 4177808), (80, 3394469), (104, 2611130), (124, 2189980), (130, 2088904), (155, 1751984), (208, 1305565), (248, 1094990), (260, 1044452), (310, 875992), (403, 673840), (496, 547495), (520, 522226), (620, 437996), (806, 336920), (1040, 261113), (1240, 218998), (1612, 168460), (2015, 134768), (2480, 109499), (3224, 84230), (4030, 67384), (6448, 42115), (8060, 33692), (8423, 32240), (16120, 16846)]