1291746120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{32719}}^1$

素因数の和:32787

約数の個数: 128

約数和(自身を含む): 4523212800

約数和(自身を除く): 3231466680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1128, 1316, 1410, 1645, 1880, 1974, 2632, 2820, 3290, 3948, 4935, 5640, 6580, 7896, 9870, 13160, 19740, 32719, 39480, 65438, 98157, 130876, 163595, 196314, 229033, 261752, 327190, 392628, 458066, 490785, 654380, 687099, 785256, 916132, 981570, 1145165, 1308760, 1374198, 1537793, 1832264, 1963140, 2290330, 2748396, 3075586, 3435495, 3926280, 4580660, 4613379, 5496792, 6151172, 6870990, 7688965, 9161320, 9226758, 10764551, 12302344, 13741980, 15377930, 18453516, 21529102, 23066895, 27483960, 30755860, 32293653, 36907032, 43058204, 46133790, 53822755, 61511720, 64587306, 86116408, 92267580, 107645510, 129174612, 161468265, 184535160, 215291020, 258349224, 322936530, 430582040, 645873060, 1291746120]

約数ペア:

[(1, 1291746120), (2, 645873060), (3, 430582040), (4, 322936530), (5, 258349224), (6, 215291020), (7, 184535160), (8, 161468265), (10, 129174612), (12, 107645510), (14, 92267580), (15, 86116408), (20, 64587306), (21, 61511720), (24, 53822755), (28, 46133790), (30, 43058204), (35, 36907032), (40, 32293653), (42, 30755860), (47, 27483960), (56, 23066895), (60, 21529102), (70, 18453516), (84, 15377930), (94, 13741980), (105, 12302344), (120, 10764551), (140, 9226758), (141, 9161320), (168, 7688965), (188, 6870990), (210, 6151172), (235, 5496792), (280, 4613379), (282, 4580660), (329, 3926280), (376, 3435495), (420, 3075586), (470, 2748396), (564, 2290330), (658, 1963140), (705, 1832264), (840, 1537793), (940, 1374198), (987, 1308760), (1128, 1145165), (1316, 981570), (1410, 916132), (1645, 785256), (1880, 687099), (1974, 654380), (2632, 490785), (2820, 458066), (3290, 392628), (3948, 327190), (4935, 261752), (5640, 229033), (6580, 196314), (7896, 163595), (9870, 130876), (13160, 98157), (19740, 65438), (32719, 39480)]