123230128

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:410

約数の個数: 80

約数和(自身を含む): 283624704

約数和(自身を除く): 160394576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 131, 148, 227, 259, 262, 296, 454, 518, 524, 592, 908, 917, 1036, 1048, 1589, 1816, 1834, 2072, 2096, 3178, 3632, 3668, 4144, 4847, 6356, 7336, 8399, 9694, 12712, 14672, 16798, 19388, 25424, 29737, 33596, 33929, 38776, 58793, 59474, 67192, 67858, 77552, 117586, 118948, 134384, 135716, 208159, 235172, 237896, 271432, 416318, 470344, 475792, 542864, 832636, 940688, 1100269, 1665272, 2200538, 3330544, 4401076, 7701883, 8802152, 15403766, 17604304, 30807532, 61615064, 123230128]

約数ペア:

[(1, 123230128), (2, 61615064), (4, 30807532), (7, 17604304), (8, 15403766), (14, 8802152), (16, 7701883), (28, 4401076), (37, 3330544), (56, 2200538), (74, 1665272), (112, 1100269), (131, 940688), (148, 832636), (227, 542864), (259, 475792), (262, 470344), (296, 416318), (454, 271432), (518, 237896), (524, 235172), (592, 208159), (908, 135716), (917, 134384), (1036, 118948), (1048, 117586), (1589, 77552), (1816, 67858), (1834, 67192), (2072, 59474), (2096, 58793), (3178, 38776), (3632, 33929), (3668, 33596), (4144, 29737), (4847, 25424), (6356, 19388), (7336, 16798), (8399, 14672), (9694, 12712)]