289690140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2389}}^1$

素因数の和:2491

約数の個数: 96

約数和(自身を含む): 848010240

約数和(自身を除く): 558320100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 47, 60, 86, 94, 129, 141, 172, 188, 215, 235, 258, 282, 430, 470, 516, 564, 645, 705, 860, 940, 1290, 1410, 2021, 2389, 2580, 2820, 4042, 4778, 6063, 7167, 8084, 9556, 10105, 11945, 12126, 14334, 20210, 23890, 24252, 28668, 30315, 35835, 40420, 47780, 60630, 71670, 102727, 112283, 121260, 143340, 205454, 224566, 308181, 336849, 410908, 449132, 513635, 561415, 616362, 673698, 1027270, 1122830, 1232724, 1347396, 1540905, 1684245, 2054540, 2245660, 3081810, 3368490, 4828169, 6163620, 6736980, 9656338, 14484507, 19312676, 24140845, 28969014, 48281690, 57938028, 72422535, 96563380, 144845070, 289690140]

約数ペア:

[(1, 289690140), (2, 144845070), (3, 96563380), (4, 72422535), (5, 57938028), (6, 48281690), (10, 28969014), (12, 24140845), (15, 19312676), (20, 14484507), (30, 9656338), (43, 6736980), (47, 6163620), (60, 4828169), (86, 3368490), (94, 3081810), (129, 2245660), (141, 2054540), (172, 1684245), (188, 1540905), (215, 1347396), (235, 1232724), (258, 1122830), (282, 1027270), (430, 673698), (470, 616362), (516, 561415), (564, 513635), (645, 449132), (705, 410908), (860, 336849), (940, 308181), (1290, 224566), (1410, 205454), (2021, 143340), (2389, 121260), (2580, 112283), (2820, 102727), (4042, 71670), (4778, 60630), (6063, 47780), (7167, 40420), (8084, 35835), (9556, 30315), (10105, 28668), (11945, 24252), (12126, 23890), (14334, 20210)]