28163340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3329}}^1$

素因数の和:3391

約数の個数: 72

約数和(自身を含む): 87272640

約数和(自身を除く): 59109300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 3329, 4230, 6658, 8460, 9987, 13316, 16645, 19974, 29961, 33290, 39948, 49935, 59922, 66580, 99870, 119844, 149805, 156463, 199740, 299610, 312926, 469389, 599220, 625852, 782315, 938778, 1408167, 1564630, 1877556, 2346945, 2816334, 3129260, 4693890, 5632668, 7040835, 9387780, 14081670, 28163340]

約数ペア:

[(1, 28163340), (2, 14081670), (3, 9387780), (4, 7040835), (5, 5632668), (6, 4693890), (9, 3129260), (10, 2816334), (12, 2346945), (15, 1877556), (18, 1564630), (20, 1408167), (30, 938778), (36, 782315), (45, 625852), (47, 599220), (60, 469389), (90, 312926), (94, 299610), (141, 199740), (180, 156463), (188, 149805), (235, 119844), (282, 99870), (423, 66580), (470, 59922), (564, 49935), (705, 39948), (846, 33290), (940, 29961), (1410, 19974), (1692, 16645), (2115, 13316), (2820, 9987), (3329, 8460), (4230, 6658)]