165798540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:780

約数の個数: 144

約数和(自身を含む): 531987456

約数和(自身を除く): 366188916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 43, 45, 60, 62, 86, 90, 93, 124, 129, 155, 172, 180, 186, 215, 258, 279, 310, 372, 387, 430, 465, 516, 558, 620, 645, 691, 774, 860, 930, 1116, 1290, 1333, 1382, 1395, 1548, 1860, 1935, 2073, 2580, 2666, 2764, 2790, 3455, 3870, 3999, 4146, 5332, 5580, 6219, 6665, 6910, 7740, 7998, 8292, 10365, 11997, 12438, 13330, 13820, 15996, 19995, 20730, 21421, 23994, 24876, 26660, 29713, 31095, 39990, 41460, 42842, 47988, 59426, 59985, 62190, 64263, 79980, 85684, 89139, 107105, 118852, 119970, 124380, 128526, 148565, 178278, 192789, 214210, 239940, 257052, 267417, 297130, 321315, 356556, 385578, 428420, 445695, 534834, 594260, 642630, 771156, 891390, 921103, 963945, 1069668, 1285260, 1337085, 1782780, 1842206, 1927890, 2674170, 2763309, 3684412, 3855780, 4605515, 5348340, 5526618, 8289927, 9211030, 11053236, 13816545, 16579854, 18422060, 27633090, 33159708, 41449635, 55266180, 82899270, 165798540]

約数ペア:

[(1, 165798540), (2, 82899270), (3, 55266180), (4, 41449635), (5, 33159708), (6, 27633090), (9, 18422060), (10, 16579854), (12, 13816545), (15, 11053236), (18, 9211030), (20, 8289927), (30, 5526618), (31, 5348340), (36, 4605515), (43, 3855780), (45, 3684412), (60, 2763309), (62, 2674170), (86, 1927890), (90, 1842206), (93, 1782780), (124, 1337085), (129, 1285260), (155, 1069668), (172, 963945), (180, 921103), (186, 891390), (215, 771156), (258, 642630), (279, 594260), (310, 534834), (372, 445695), (387, 428420), (430, 385578), (465, 356556), (516, 321315), (558, 297130), (620, 267417), (645, 257052), (691, 239940), (774, 214210), (860, 192789), (930, 178278), (1116, 148565), (1290, 128526), (1333, 124380), (1382, 119970), (1395, 118852), (1548, 107105), (1860, 89139), (1935, 85684), (2073, 79980), (2580, 64263), (2666, 62190), (2764, 59985), (2790, 59426), (3455, 47988), (3870, 42842), (3999, 41460), (4146, 39990), (5332, 31095), (5580, 29713), (6219, 26660), (6665, 24876), (6910, 23994), (7740, 21421), (7998, 20730), (8292, 19995), (10365, 15996), (11997, 13820), (12438, 13330)]