312918960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:491

約数の個数: 160

約数和(自身を含む): 1011935232

約数和(自身を除く): 699016272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 137, 155, 186, 240, 248, 274, 307, 310, 372, 411, 465, 496, 548, 614, 620, 685, 744, 822, 921, 930, 1096, 1228, 1240, 1370, 1488, 1535, 1644, 1842, 1860, 2055, 2192, 2456, 2480, 2740, 3070, 3288, 3684, 3720, 4110, 4247, 4605, 4912, 5480, 6140, 6576, 7368, 7440, 8220, 8494, 9210, 9517, 10960, 12280, 12741, 14736, 16440, 16988, 18420, 19034, 21235, 24560, 25482, 28551, 32880, 33976, 36840, 38068, 42059, 42470, 47585, 50964, 57102, 63705, 67952, 73680, 76136, 84118, 84940, 95170, 101928, 114204, 126177, 127410, 142755, 152272, 168236, 169880, 190340, 203856, 210295, 228408, 252354, 254820, 285510, 336472, 339760, 380680, 420590, 456816, 504708, 509640, 571020, 630885, 672944, 761360, 841180, 1009416, 1019280, 1142040, 1261770, 1303829, 1682360, 2018832, 2284080, 2523540, 2607658, 3364720, 3911487, 5047080, 5215316, 6519145, 7822974, 10094160, 10430632, 13038290, 15645948, 19557435, 20861264, 26076580, 31291896, 39114870, 52153160, 62583792, 78229740, 104306320, 156459480, 312918960]

約数ペア:

[(1, 312918960), (2, 156459480), (3, 104306320), (4, 78229740), (5, 62583792), (6, 52153160), (8, 39114870), (10, 31291896), (12, 26076580), (15, 20861264), (16, 19557435), (20, 15645948), (24, 13038290), (30, 10430632), (31, 10094160), (40, 7822974), (48, 6519145), (60, 5215316), (62, 5047080), (80, 3911487), (93, 3364720), (120, 2607658), (124, 2523540), (137, 2284080), (155, 2018832), (186, 1682360), (240, 1303829), (248, 1261770), (274, 1142040), (307, 1019280), (310, 1009416), (372, 841180), (411, 761360), (465, 672944), (496, 630885), (548, 571020), (614, 509640), (620, 504708), (685, 456816), (744, 420590), (822, 380680), (921, 339760), (930, 336472), (1096, 285510), (1228, 254820), (1240, 252354), (1370, 228408), (1488, 210295), (1535, 203856), (1644, 190340), (1842, 169880), (1860, 168236), (2055, 152272), (2192, 142755), (2456, 127410), (2480, 126177), (2740, 114204), (3070, 101928), (3288, 95170), (3684, 84940), (3720, 84118), (4110, 76136), (4247, 73680), (4605, 67952), (4912, 63705), (5480, 57102), (6140, 50964), (6576, 47585), (7368, 42470), (7440, 42059), (8220, 38068), (8494, 36840), (9210, 33976), (9517, 32880), (10960, 28551), (12280, 25482), (12741, 24560), (14736, 21235), (16440, 19034), (16988, 18420)]