775942020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{615827}}^1$

素因数の和:615849

約数の個数: 72

約数和(自身を含む): 2689936704

約数和(自身を除く): 1913994684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 615827, 1231654, 1847481, 2463308, 3079135, 3694962, 4310789, 5542443, 6158270, 7389924, 8621578, 9237405, 11084886, 12316540, 12932367, 17243156, 18474810, 21553945, 22169772, 25864734, 27712215, 36949620, 38797101, 43107890, 51729468, 55424430, 64661835, 77594202, 86215780, 110848860, 129323670, 155188404, 193985505, 258647340, 387971010, 775942020]

約数ペア:

[(1, 775942020), (2, 387971010), (3, 258647340), (4, 193985505), (5, 155188404), (6, 129323670), (7, 110848860), (9, 86215780), (10, 77594202), (12, 64661835), (14, 55424430), (15, 51729468), (18, 43107890), (20, 38797101), (21, 36949620), (28, 27712215), (30, 25864734), (35, 22169772), (36, 21553945), (42, 18474810), (45, 17243156), (60, 12932367), (63, 12316540), (70, 11084886), (84, 9237405), (90, 8621578), (105, 7389924), (126, 6158270), (140, 5542443), (180, 4310789), (210, 3694962), (252, 3079135), (315, 2463308), (420, 1847481), (630, 1231654), (1260, 615827)]