149917080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1949}}^1$

素因数の和:2604

約数の個数: 64

約数和(自身を含む): 450684000

約数和(自身を除く): 300766920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 641, 1282, 1923, 1949, 2564, 3205, 3846, 3898, 5128, 5847, 6410, 7692, 7796, 9615, 9745, 11694, 12820, 15384, 15592, 19230, 19490, 23388, 25640, 29235, 38460, 38980, 46776, 58470, 76920, 77960, 116940, 233880, 1249309, 2498618, 3747927, 4997236, 6246545, 7495854, 9994472, 12493090, 14991708, 18739635, 24986180, 29983416, 37479270, 49972360, 74958540, 149917080]

約数ペア:

[(1, 149917080), (2, 74958540), (3, 49972360), (4, 37479270), (5, 29983416), (6, 24986180), (8, 18739635), (10, 14991708), (12, 12493090), (15, 9994472), (20, 7495854), (24, 6246545), (30, 4997236), (40, 3747927), (60, 2498618), (120, 1249309), (641, 233880), (1282, 116940), (1923, 77960), (1949, 76920), (2564, 58470), (3205, 46776), (3846, 38980), (3898, 38460), (5128, 29235), (5847, 25640), (6410, 23388), (7692, 19490), (7796, 19230), (9615, 15592), (9745, 15384), (11694, 12820)]