210557256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:679

約数の個数: 128

約数和(自身を含む): 652243200

約数和(自身を除く): 441685944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 229, 273, 312, 364, 421, 458, 546, 687, 728, 842, 916, 1092, 1263, 1374, 1603, 1684, 1832, 2184, 2526, 2748, 2947, 2977, 3206, 3368, 4809, 5052, 5473, 5496, 5894, 5954, 6412, 8841, 8931, 9618, 10104, 10946, 11788, 11908, 12824, 16419, 17682, 17862, 19236, 20839, 21892, 23576, 23816, 32838, 35364, 35724, 38311, 38472, 41678, 43784, 62517, 65676, 70728, 71448, 76622, 83356, 96409, 114933, 125034, 131352, 153244, 166712, 192818, 229866, 250068, 289227, 306488, 385636, 459732, 500136, 578454, 674863, 771272, 919464, 1156908, 1253317, 1349726, 2024589, 2313816, 2506634, 2699452, 3759951, 4049178, 5013268, 5398904, 7519902, 8098356, 8773219, 10026536, 15039804, 16196712, 17546438, 26319657, 30079608, 35092876, 52639314, 70185752, 105278628, 210557256]

約数ペア:

[(1, 210557256), (2, 105278628), (3, 70185752), (4, 52639314), (6, 35092876), (7, 30079608), (8, 26319657), (12, 17546438), (13, 16196712), (14, 15039804), (21, 10026536), (24, 8773219), (26, 8098356), (28, 7519902), (39, 5398904), (42, 5013268), (52, 4049178), (56, 3759951), (78, 2699452), (84, 2506634), (91, 2313816), (104, 2024589), (156, 1349726), (168, 1253317), (182, 1156908), (229, 919464), (273, 771272), (312, 674863), (364, 578454), (421, 500136), (458, 459732), (546, 385636), (687, 306488), (728, 289227), (842, 250068), (916, 229866), (1092, 192818), (1263, 166712), (1374, 153244), (1603, 131352), (1684, 125034), (1832, 114933), (2184, 96409), (2526, 83356), (2748, 76622), (2947, 71448), (2977, 70728), (3206, 65676), (3368, 62517), (4809, 43784), (5052, 41678), (5473, 38472), (5496, 38311), (5894, 35724), (5954, 35364), (6412, 32838), (8841, 23816), (8931, 23576), (9618, 21892), (10104, 20839), (10946, 19236), (11788, 17862), (11908, 17682), (12824, 16419)]