156979119340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1\times {\mathrm{270719}}^1$

素因数の和:271174

約数の個数: 48

約数和(自身を含む): 334739865600

約数和(自身を除く): 177760746260

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 367, 395, 734, 790, 1468, 1580, 1835, 3670, 7340, 28993, 57986, 115972, 144965, 270719, 289930, 541438, 579860, 1082876, 1353595, 2707190, 5414380, 21386801, 42773602, 85547204, 99353873, 106934005, 198707746, 213868010, 397415492, 427736020, 496769365, 993538730, 1987077460, 7848955967, 15697911934, 31395823868, 39244779835, 78489559670, 156979119340]

約数ペア:

[(1, 156979119340), (2, 78489559670), (4, 39244779835), (5, 31395823868), (10, 15697911934), (20, 7848955967), (79, 1987077460), (158, 993538730), (316, 496769365), (367, 427736020), (395, 397415492), (734, 213868010), (790, 198707746), (1468, 106934005), (1580, 99353873), (1835, 85547204), (3670, 42773602), (7340, 21386801), (28993, 5414380), (57986, 2707190), (115972, 1353595), (144965, 1082876), (270719, 579860), (289930, 541438)]