1520881320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1810573}}^1$

素因数の和:1810594

約数の個数: 64

約数和(自身を含む): 5214453120

約数和(自身を除く): 3693571800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1810573, 3621146, 5431719, 7242292, 9052865, 10863438, 12674011, 14484584, 18105730, 21726876, 25348022, 27158595, 36211460, 38022033, 43453752, 50696044, 54317190, 63370055, 72422920, 76044066, 101392088, 108634380, 126740110, 152088132, 190110165, 217268760, 253480220, 304176264, 380220330, 506960440, 760440660, 1520881320]

約数ペア:

[(1, 1520881320), (2, 760440660), (3, 506960440), (4, 380220330), (5, 304176264), (6, 253480220), (7, 217268760), (8, 190110165), (10, 152088132), (12, 126740110), (14, 108634380), (15, 101392088), (20, 76044066), (21, 72422920), (24, 63370055), (28, 54317190), (30, 50696044), (35, 43453752), (40, 38022033), (42, 36211460), (56, 27158595), (60, 25348022), (70, 21726876), (84, 18105730), (105, 14484584), (120, 12674011), (140, 10863438), (168, 9052865), (210, 7242292), (280, 5431719), (420, 3621146), (840, 1810573)]