77388320

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 192036096

約数和(自身を除く): 114647776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 47, 80, 82, 94, 160, 164, 188, 205, 235, 251, 328, 376, 410, 470, 502, 656, 752, 820, 940, 1004, 1255, 1312, 1504, 1640, 1880, 1927, 2008, 2510, 3280, 3760, 3854, 4016, 5020, 6560, 7520, 7708, 8032, 9635, 10040, 10291, 11797, 15416, 19270, 20080, 20582, 23594, 30832, 38540, 40160, 41164, 47188, 51455, 58985, 61664, 77080, 82328, 94376, 102910, 117970, 154160, 164656, 188752, 205820, 235940, 308320, 329312, 377504, 411640, 471880, 483677, 823280, 943760, 967354, 1646560, 1887520, 1934708, 2418385, 3869416, 4836770, 7738832, 9673540, 15477664, 19347080, 38694160, 77388320]

約数ペア:

[(1, 77388320), (2, 38694160), (4, 19347080), (5, 15477664), (8, 9673540), (10, 7738832), (16, 4836770), (20, 3869416), (32, 2418385), (40, 1934708), (41, 1887520), (47, 1646560), (80, 967354), (82, 943760), (94, 823280), (160, 483677), (164, 471880), (188, 411640), (205, 377504), (235, 329312), (251, 308320), (328, 235940), (376, 205820), (410, 188752), (470, 164656), (502, 154160), (656, 117970), (752, 102910), (820, 94376), (940, 82328), (1004, 77080), (1255, 61664), (1312, 58985), (1504, 51455), (1640, 47188), (1880, 41164), (1927, 40160), (2008, 38540), (2510, 30832), (3280, 23594), (3760, 20582), (3854, 20080), (4016, 19270), (5020, 15416), (6560, 11797), (7520, 10291), (7708, 10040), (8032, 9635)]