215523315

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1051}}^1$

素因数の和:1110

約数の個数: 96

約数和(自身を含む): 460523520

約数和(自身を除く): 245000205

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 49, 63, 93, 105, 135, 147, 155, 189, 217, 245, 279, 315, 441, 465, 651, 735, 837, 945, 1051, 1085, 1323, 1395, 1519, 1953, 2205, 3153, 3255, 4185, 4557, 5255, 5859, 6615, 7357, 7595, 9459, 9765, 13671, 15765, 22071, 22785, 28377, 29295, 32581, 36785, 41013, 47295, 51499, 66213, 68355, 97743, 110355, 141885, 154497, 162905, 198639, 205065, 228067, 257495, 293229, 331065, 463491, 488715, 684201, 772485, 879687, 993195, 1140335, 1390473, 1466145, 1596469, 2052603, 2317455, 3421005, 4398435, 4789407, 6157809, 6952365, 7982345, 10263015, 14368221, 23947035, 30789045, 43104663, 71841105, 215523315]

約数ペア:

[(1, 215523315), (3, 71841105), (5, 43104663), (7, 30789045), (9, 23947035), (15, 14368221), (21, 10263015), (27, 7982345), (31, 6952365), (35, 6157809), (45, 4789407), (49, 4398435), (63, 3421005), (93, 2317455), (105, 2052603), (135, 1596469), (147, 1466145), (155, 1390473), (189, 1140335), (217, 993195), (245, 879687), (279, 772485), (315, 684201), (441, 488715), (465, 463491), (651, 331065), (735, 293229), (837, 257495), (945, 228067), (1051, 205065), (1085, 198639), (1323, 162905), (1395, 154497), (1519, 141885), (1953, 110355), (2205, 97743), (3153, 68355), (3255, 66213), (4185, 51499), (4557, 47295), (5255, 41013), (5859, 36785), (6615, 32581), (7357, 29295), (7595, 28377), (9459, 22785), (9765, 22071), (13671, 15765)]