31492080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:439

約数の個数: 120

約数和(自身を含む): 106778880

約数和(自身を除く): 75286800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 191, 229, 240, 360, 382, 458, 573, 687, 720, 764, 916, 955, 1145, 1146, 1374, 1528, 1719, 1832, 1910, 2061, 2290, 2292, 2748, 2865, 3056, 3435, 3438, 3664, 3820, 4122, 4580, 4584, 5496, 5730, 6870, 6876, 7640, 8244, 8595, 9160, 9168, 10305, 10992, 11460, 13740, 13752, 15280, 16488, 17190, 18320, 20610, 22920, 27480, 27504, 32976, 34380, 41220, 43739, 45840, 54960, 68760, 82440, 87478, 131217, 137520, 164880, 174956, 218695, 262434, 349912, 393651, 437390, 524868, 656085, 699824, 787302, 874780, 1049736, 1312170, 1574604, 1749560, 1968255, 2099472, 2624340, 3149208, 3499120, 3936510, 5248680, 6298416, 7873020, 10497360, 15746040, 31492080]

約数ペア:

[(1, 31492080), (2, 15746040), (3, 10497360), (4, 7873020), (5, 6298416), (6, 5248680), (8, 3936510), (9, 3499120), (10, 3149208), (12, 2624340), (15, 2099472), (16, 1968255), (18, 1749560), (20, 1574604), (24, 1312170), (30, 1049736), (36, 874780), (40, 787302), (45, 699824), (48, 656085), (60, 524868), (72, 437390), (80, 393651), (90, 349912), (120, 262434), (144, 218695), (180, 174956), (191, 164880), (229, 137520), (240, 131217), (360, 87478), (382, 82440), (458, 68760), (573, 54960), (687, 45840), (720, 43739), (764, 41220), (916, 34380), (955, 32976), (1145, 27504), (1146, 27480), (1374, 22920), (1528, 20610), (1719, 18320), (1832, 17190), (1910, 16488), (2061, 15280), (2290, 13752), (2292, 13740), (2748, 11460), (2865, 10992), (3056, 10305), (3435, 9168), (3438, 9160), (3664, 8595), (3820, 8244), (4122, 7640), (4580, 6876), (4584, 6870), (5496, 5730)]