157831380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{547}}^1$

素因数の和:798

約数の個数: 144

約数和(自身を含む): 550542720

約数和(自身を除く): 392711340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 229, 252, 315, 420, 458, 547, 630, 687, 916, 1094, 1145, 1260, 1374, 1603, 1641, 2061, 2188, 2290, 2735, 2748, 3206, 3282, 3435, 3829, 4122, 4580, 4809, 4923, 5470, 6412, 6564, 6870, 7658, 8015, 8205, 8244, 9618, 9846, 10305, 10940, 11487, 13740, 14427, 15316, 16030, 16410, 19145, 19236, 19692, 20610, 22974, 24045, 24615, 28854, 32060, 32820, 34461, 38290, 41220, 45948, 48090, 49230, 57435, 57708, 68922, 72135, 76580, 96180, 98460, 114870, 125263, 137844, 144270, 172305, 229740, 250526, 288540, 344610, 375789, 501052, 626315, 689220, 751578, 876841, 1127367, 1252630, 1503156, 1753682, 1878945, 2254734, 2505260, 2630523, 3507364, 3757890, 4384205, 4509468, 5261046, 5636835, 7515780, 7891569, 8768410, 10522092, 11273670, 13152615, 15783138, 17536820, 22547340, 26305230, 31566276, 39457845, 52610460, 78915690, 157831380]

約数ペア:

[(1, 157831380), (2, 78915690), (3, 52610460), (4, 39457845), (5, 31566276), (6, 26305230), (7, 22547340), (9, 17536820), (10, 15783138), (12, 13152615), (14, 11273670), (15, 10522092), (18, 8768410), (20, 7891569), (21, 7515780), (28, 5636835), (30, 5261046), (35, 4509468), (36, 4384205), (42, 3757890), (45, 3507364), (60, 2630523), (63, 2505260), (70, 2254734), (84, 1878945), (90, 1753682), (105, 1503156), (126, 1252630), (140, 1127367), (180, 876841), (210, 751578), (229, 689220), (252, 626315), (315, 501052), (420, 375789), (458, 344610), (547, 288540), (630, 250526), (687, 229740), (916, 172305), (1094, 144270), (1145, 137844), (1260, 125263), (1374, 114870), (1603, 98460), (1641, 96180), (2061, 76580), (2188, 72135), (2290, 68922), (2735, 57708), (2748, 57435), (3206, 49230), (3282, 48090), (3435, 45948), (3829, 41220), (4122, 38290), (4580, 34461), (4809, 32820), (4923, 32060), (5470, 28854), (6412, 24615), (6564, 24045), (6870, 22974), (7658, 20610), (8015, 19692), (8205, 19236), (8244, 19145), (9618, 16410), (9846, 16030), (10305, 15316), (10940, 14427), (11487, 13740)]