255614220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2411}}^1$

素因数の和:2476

約数の個数: 144

約数和(自身を含む): 842849280

約数和(自身を除く): 587235060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 684, 855, 930, 1116, 1140, 1178, 1395, 1710, 1767, 1860, 2356, 2411, 2790, 2945, 3420, 3534, 4822, 5301, 5580, 5890, 7068, 7233, 8835, 9644, 10602, 11780, 12055, 14466, 17670, 21204, 21699, 24110, 26505, 28932, 35340, 36165, 43398, 45809, 48220, 53010, 72330, 74741, 86796, 91618, 106020, 108495, 137427, 144660, 149482, 183236, 216990, 224223, 229045, 274854, 298964, 373705, 412281, 433980, 448446, 458090, 549708, 672669, 687135, 747410, 824562, 896892, 916180, 1121115, 1345338, 1374270, 1420079, 1494820, 1649124, 2061405, 2242230, 2690676, 2748540, 2840158, 3363345, 4122810, 4260237, 4484460, 5680316, 6726690, 7100395, 8245620, 8520474, 12780711, 13453380, 14200790, 17040948, 21301185, 25561422, 28401580, 42602370, 51122844, 63903555, 85204740, 127807110, 255614220]

約数ペア:

[(1, 255614220), (2, 127807110), (3, 85204740), (4, 63903555), (5, 51122844), (6, 42602370), (9, 28401580), (10, 25561422), (12, 21301185), (15, 17040948), (18, 14200790), (19, 13453380), (20, 12780711), (30, 8520474), (31, 8245620), (36, 7100395), (38, 6726690), (45, 5680316), (57, 4484460), (60, 4260237), (62, 4122810), (76, 3363345), (90, 2840158), (93, 2748540), (95, 2690676), (114, 2242230), (124, 2061405), (155, 1649124), (171, 1494820), (180, 1420079), (186, 1374270), (190, 1345338), (228, 1121115), (279, 916180), (285, 896892), (310, 824562), (342, 747410), (372, 687135), (380, 672669), (465, 549708), (558, 458090), (570, 448446), (589, 433980), (620, 412281), (684, 373705), (855, 298964), (930, 274854), (1116, 229045), (1140, 224223), (1178, 216990), (1395, 183236), (1710, 149482), (1767, 144660), (1860, 137427), (2356, 108495), (2411, 106020), (2790, 91618), (2945, 86796), (3420, 74741), (3534, 72330), (4822, 53010), (5301, 48220), (5580, 45809), (5890, 43398), (7068, 36165), (7233, 35340), (8835, 28932), (9644, 26505), (10602, 24110), (11780, 21699), (12055, 21204), (14466, 17670)]