30151480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:536

約数の個数: 64

約数和(自身を含む): 72324000

約数和(自身を除く): 42172520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 97, 152, 190, 194, 380, 388, 409, 485, 760, 776, 818, 970, 1636, 1843, 1940, 2045, 3272, 3686, 3880, 4090, 7372, 7771, 8180, 9215, 14744, 15542, 16360, 18430, 31084, 36860, 38855, 39673, 62168, 73720, 77710, 79346, 155420, 158692, 198365, 310840, 317384, 396730, 753787, 793460, 1507574, 1586920, 3015148, 3768935, 6030296, 7537870, 15075740, 30151480]

約数ペア:

[(1, 30151480), (2, 15075740), (4, 7537870), (5, 6030296), (8, 3768935), (10, 3015148), (19, 1586920), (20, 1507574), (38, 793460), (40, 753787), (76, 396730), (95, 317384), (97, 310840), (152, 198365), (190, 158692), (194, 155420), (380, 79346), (388, 77710), (409, 73720), (485, 62168), (760, 39673), (776, 38855), (818, 36860), (970, 31084), (1636, 18430), (1843, 16360), (1940, 15542), (2045, 14744), (3272, 9215), (3686, 8180), (3880, 7771), (4090, 7372)]