31192020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1229}}^1$

素因数の和:1294

約数の個数: 96

約数和(自身を含む): 99187200

約数和(自身を除く): 67995180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 108, 135, 141, 180, 188, 235, 270, 282, 423, 470, 540, 564, 705, 846, 940, 1229, 1269, 1410, 1692, 2115, 2458, 2538, 2820, 3687, 4230, 4916, 5076, 6145, 6345, 7374, 8460, 11061, 12290, 12690, 14748, 18435, 22122, 24580, 25380, 33183, 36870, 44244, 55305, 57763, 66366, 73740, 110610, 115526, 132732, 165915, 173289, 221220, 231052, 288815, 331830, 346578, 519867, 577630, 663660, 693156, 866445, 1039734, 1155260, 1559601, 1732890, 2079468, 2599335, 3119202, 3465780, 5198670, 6238404, 7798005, 10397340, 15596010, 31192020]

約数ペア:

[(1, 31192020), (2, 15596010), (3, 10397340), (4, 7798005), (5, 6238404), (6, 5198670), (9, 3465780), (10, 3119202), (12, 2599335), (15, 2079468), (18, 1732890), (20, 1559601), (27, 1155260), (30, 1039734), (36, 866445), (45, 693156), (47, 663660), (54, 577630), (60, 519867), (90, 346578), (94, 331830), (108, 288815), (135, 231052), (141, 221220), (180, 173289), (188, 165915), (235, 132732), (270, 115526), (282, 110610), (423, 73740), (470, 66366), (540, 57763), (564, 55305), (705, 44244), (846, 36870), (940, 33183), (1229, 25380), (1269, 24580), (1410, 22122), (1692, 18435), (2115, 14748), (2458, 12690), (2538, 12290), (2820, 11061), (3687, 8460), (4230, 7374), (4916, 6345), (5076, 6145)]