1991347680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{592663}}^1$

素因数の和:592688

約数の個数: 96

約数和(自身を含む): 7168863744

約数和(自身を除く): 5177516064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 592663, 1185326, 1777989, 2370652, 2963315, 3555978, 4148641, 4741304, 5926630, 7111956, 8297282, 8889945, 9482608, 11853260, 12445923, 14223912, 16594564, 17779890, 18965216, 20743205, 23706520, 24891846, 28447824, 33189128, 35559780, 41486410, 47413040, 49783692, 56895648, 62229615, 66378256, 71119560, 82972820, 94826080, 99567384, 124459230, 132756512, 142239120, 165945640, 199134768, 248918460, 284478240, 331891280, 398269536, 497836920, 663782560, 995673840, 1991347680]

約数ペア:

[(1, 1991347680), (2, 995673840), (3, 663782560), (4, 497836920), (5, 398269536), (6, 331891280), (7, 284478240), (8, 248918460), (10, 199134768), (12, 165945640), (14, 142239120), (15, 132756512), (16, 124459230), (20, 99567384), (21, 94826080), (24, 82972820), (28, 71119560), (30, 66378256), (32, 62229615), (35, 56895648), (40, 49783692), (42, 47413040), (48, 41486410), (56, 35559780), (60, 33189128), (70, 28447824), (80, 24891846), (84, 23706520), (96, 20743205), (105, 18965216), (112, 17779890), (120, 16594564), (140, 14223912), (160, 12445923), (168, 11853260), (210, 9482608), (224, 8889945), (240, 8297282), (280, 7111956), (336, 5926630), (420, 4741304), (480, 4148641), (560, 3555978), (672, 2963315), (840, 2370652), (1120, 1777989), (1680, 1185326), (3360, 592663)]