123060280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 339655680

約数和(自身を除く): 216595400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 103, 119, 136, 140, 170, 206, 238, 251, 280, 340, 412, 476, 502, 515, 595, 680, 721, 824, 952, 1004, 1030, 1190, 1255, 1442, 1751, 1757, 2008, 2060, 2380, 2510, 2884, 3502, 3514, 3605, 4120, 4267, 4760, 5020, 5768, 7004, 7028, 7210, 8534, 8755, 8785, 10040, 12257, 14008, 14056, 14420, 17068, 17510, 17570, 21335, 24514, 25853, 28840, 29869, 34136, 35020, 35140, 42670, 49028, 51706, 59738, 61285, 70040, 70280, 85340, 98056, 103412, 119476, 122570, 129265, 149345, 170680, 180971, 206824, 238952, 245140, 258530, 298690, 361942, 439501, 490280, 517060, 597380, 723884, 879002, 904855, 1034120, 1194760, 1447768, 1758004, 1809710, 2197505, 3076507, 3516008, 3619420, 4395010, 6153014, 7238840, 8790020, 12306028, 15382535, 17580040, 24612056, 30765070, 61530140, 123060280]

約数ペア:

[(1, 123060280), (2, 61530140), (4, 30765070), (5, 24612056), (7, 17580040), (8, 15382535), (10, 12306028), (14, 8790020), (17, 7238840), (20, 6153014), (28, 4395010), (34, 3619420), (35, 3516008), (40, 3076507), (56, 2197505), (68, 1809710), (70, 1758004), (85, 1447768), (103, 1194760), (119, 1034120), (136, 904855), (140, 879002), (170, 723884), (206, 597380), (238, 517060), (251, 490280), (280, 439501), (340, 361942), (412, 298690), (476, 258530), (502, 245140), (515, 238952), (595, 206824), (680, 180971), (721, 170680), (824, 149345), (952, 129265), (1004, 122570), (1030, 119476), (1190, 103412), (1255, 98056), (1442, 85340), (1751, 70280), (1757, 70040), (2008, 61285), (2060, 59738), (2380, 51706), (2510, 49028), (2884, 42670), (3502, 35140), (3514, 35020), (3605, 34136), (4120, 29869), (4267, 28840), (4760, 25853), (5020, 24514), (5768, 21335), (7004, 17570), (7028, 17510), (7210, 17068), (8534, 14420), (8755, 14056), (8785, 14008), (10040, 12257)]