247738620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2729}}^1$

素因数の和:2847

約数の個数: 96

約数和(自身を含む): 742996800

約数和(自身を除く): 495258180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 89, 102, 170, 178, 204, 255, 267, 340, 356, 445, 510, 534, 890, 1020, 1068, 1335, 1513, 1780, 2670, 2729, 3026, 4539, 5340, 5458, 6052, 7565, 8187, 9078, 10916, 13645, 15130, 16374, 18156, 22695, 27290, 30260, 32748, 40935, 45390, 46393, 54580, 81870, 90780, 92786, 139179, 163740, 185572, 231965, 242881, 278358, 463930, 485762, 556716, 695895, 728643, 927860, 971524, 1214405, 1391790, 1457286, 2428810, 2783580, 2914572, 3643215, 4128977, 4857620, 7286430, 8257954, 12386931, 14572860, 16515908, 20644885, 24773862, 41289770, 49547724, 61934655, 82579540, 123869310, 247738620]

約数ペア:

[(1, 247738620), (2, 123869310), (3, 82579540), (4, 61934655), (5, 49547724), (6, 41289770), (10, 24773862), (12, 20644885), (15, 16515908), (17, 14572860), (20, 12386931), (30, 8257954), (34, 7286430), (51, 4857620), (60, 4128977), (68, 3643215), (85, 2914572), (89, 2783580), (102, 2428810), (170, 1457286), (178, 1391790), (204, 1214405), (255, 971524), (267, 927860), (340, 728643), (356, 695895), (445, 556716), (510, 485762), (534, 463930), (890, 278358), (1020, 242881), (1068, 231965), (1335, 185572), (1513, 163740), (1780, 139179), (2670, 92786), (2729, 90780), (3026, 81870), (4539, 54580), (5340, 46393), (5458, 45390), (6052, 40935), (7565, 32748), (8187, 30260), (9078, 27290), (10916, 22695), (13645, 18156), (15130, 16374)]