1224539820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{971857}}^1$

素因数の和:971879

約数の個数: 72

約数和(自身を含む): 4245075744

約数和(自身を除く): 3020535924

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, 971857, 1943714, 2915571, 3887428, 4859285, 5831142, 6802999, 8746713, 9718570, 11662284, 13605998, 14577855, 17493426, 19437140, 20408997, 27211996, 29155710, 34014995, 34986852, 40817994, 43733565, 58311420, 61226991, 68029990, 81635988, 87467130, 102044985, 122453982, 136059980, 174934260, 204089970, 244907964, 306134955, 408179940, 612269910, 1224539820]

約数ペア:

[(1, 1224539820), (2, 612269910), (3, 408179940), (4, 306134955), (5, 244907964), (6, 204089970), (7, 174934260), (9, 136059980), (10, 122453982), (12, 102044985), (14, 87467130), (15, 81635988), (18, 68029990), (20, 61226991), (21, 58311420), (28, 43733565), (30, 40817994), (35, 34986852), (36, 34014995), (42, 29155710), (45, 27211996), (60, 20408997), (63, 19437140), (70, 17493426), (84, 14577855), (90, 13605998), (105, 11662284), (126, 9718570), (140, 8746713), (180, 6802999), (210, 5831142), (252, 4859285), (315, 3887428), (420, 2915571), (630, 1943714), (1260, 971857)]