405492010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:272

約数の個数: 128

約数和(自身を含む): 944939520

約数和(自身を除く): 539447510

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 61, 70, 77, 89, 97, 110, 122, 154, 178, 194, 305, 385, 427, 445, 485, 610, 623, 671, 679, 770, 854, 890, 970, 979, 1067, 1246, 1342, 1358, 1958, 2134, 2135, 3115, 3355, 3395, 4270, 4697, 4895, 5335, 5429, 5917, 6230, 6710, 6790, 6853, 7469, 8633, 9394, 9790, 10670, 10858, 11834, 13706, 14938, 17266, 23485, 27145, 29585, 34265, 37345, 38003, 41419, 43165, 46970, 54290, 59170, 59719, 60431, 65087, 68530, 74690, 76006, 82838, 86330, 94963, 119438, 120862, 130174, 189926, 190015, 207095, 298595, 302155, 325435, 380030, 414190, 418033, 455609, 474815, 526613, 597190, 604310, 650870, 664741, 836066, 911218, 949630, 1053226, 1329482, 2090165, 2278045, 2633065, 3323705, 3686291, 4180330, 4556090, 5266130, 5792743, 6647410, 7372582, 11585486, 18431455, 28963715, 36862910, 40549201, 57927430, 81098402, 202746005, 405492010]

約数ペア:

[(1, 405492010), (2, 202746005), (5, 81098402), (7, 57927430), (10, 40549201), (11, 36862910), (14, 28963715), (22, 18431455), (35, 11585486), (55, 7372582), (61, 6647410), (70, 5792743), (77, 5266130), (89, 4556090), (97, 4180330), (110, 3686291), (122, 3323705), (154, 2633065), (178, 2278045), (194, 2090165), (305, 1329482), (385, 1053226), (427, 949630), (445, 911218), (485, 836066), (610, 664741), (623, 650870), (671, 604310), (679, 597190), (770, 526613), (854, 474815), (890, 455609), (970, 418033), (979, 414190), (1067, 380030), (1246, 325435), (1342, 302155), (1358, 298595), (1958, 207095), (2134, 190015), (2135, 189926), (3115, 130174), (3355, 120862), (3395, 119438), (4270, 94963), (4697, 86330), (4895, 82838), (5335, 76006), (5429, 74690), (5917, 68530), (6230, 65087), (6710, 60431), (6790, 59719), (6853, 59170), (7469, 54290), (8633, 46970), (9394, 43165), (9790, 41419), (10670, 38003), (10858, 37345), (11834, 34265), (13706, 29585), (14938, 27145), (17266, 23485)]