128661008

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{587}}^1$

素因数の和:724

約数の個数: 80

約数和(自身を含む): 303313920

約数和(自身を除く): 174652912

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 103, 112, 133, 152, 206, 266, 304, 412, 532, 587, 721, 824, 1064, 1174, 1442, 1648, 1957, 2128, 2348, 2884, 3914, 4109, 4696, 5768, 7828, 8218, 9392, 11153, 11536, 13699, 15656, 16436, 22306, 27398, 31312, 32872, 44612, 54796, 60461, 65744, 78071, 89224, 109592, 120922, 156142, 178448, 219184, 241844, 312284, 423227, 483688, 624568, 846454, 967376, 1148759, 1249136, 1692908, 2297518, 3385816, 4595036, 6771632, 8041313, 9190072, 16082626, 18380144, 32165252, 64330504, 128661008]

約数ペア:

[(1, 128661008), (2, 64330504), (4, 32165252), (7, 18380144), (8, 16082626), (14, 9190072), (16, 8041313), (19, 6771632), (28, 4595036), (38, 3385816), (56, 2297518), (76, 1692908), (103, 1249136), (112, 1148759), (133, 967376), (152, 846454), (206, 624568), (266, 483688), (304, 423227), (412, 312284), (532, 241844), (587, 219184), (721, 178448), (824, 156142), (1064, 120922), (1174, 109592), (1442, 89224), (1648, 78071), (1957, 65744), (2128, 60461), (2348, 54796), (2884, 44612), (3914, 32872), (4109, 31312), (4696, 27398), (5768, 22306), (7828, 16436), (8218, 15656), (9392, 13699), (11153, 11536)]