149912820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2141}}^1$

素因数の和:2545

約数の個数: 72

約数和(自身を含む): 456117480

約数和(自身を除く): 306204660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 389, 778, 1167, 1556, 1945, 2141, 2334, 3501, 3890, 4282, 4668, 5835, 6423, 7002, 7780, 8564, 10705, 11670, 12846, 14004, 17505, 19269, 21410, 23340, 25692, 32115, 35010, 38538, 42820, 64230, 70020, 77076, 96345, 128460, 192690, 385380, 832849, 1665698, 2498547, 3331396, 4164245, 4997094, 7495641, 8328490, 9994188, 12492735, 14991282, 16656980, 24985470, 29982564, 37478205, 49970940, 74956410, 149912820]

約数ペア:

[(1, 149912820), (2, 74956410), (3, 49970940), (4, 37478205), (5, 29982564), (6, 24985470), (9, 16656980), (10, 14991282), (12, 12492735), (15, 9994188), (18, 8328490), (20, 7495641), (30, 4997094), (36, 4164245), (45, 3331396), (60, 2498547), (90, 1665698), (180, 832849), (389, 385380), (778, 192690), (1167, 128460), (1556, 96345), (1945, 77076), (2141, 70020), (2334, 64230), (3501, 42820), (3890, 38538), (4282, 35010), (4668, 32115), (5835, 25692), (6423, 23340), (7002, 21410), (7780, 19269), (8564, 17505), (10705, 14004), (11670, 12846)]