123674320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1181}}^1$

素因数の和:1229

約数の個数: 160

約数和(自身を含む): 379904256

約数和(自身を除く): 256229936

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 80, 85, 88, 110, 112, 119, 136, 140, 154, 170, 176, 187, 220, 238, 272, 280, 308, 340, 374, 385, 440, 476, 560, 595, 616, 680, 748, 770, 880, 935, 952, 1181, 1190, 1232, 1309, 1360, 1496, 1540, 1870, 1904, 2362, 2380, 2618, 2992, 3080, 3740, 4724, 4760, 5236, 5905, 6160, 6545, 7480, 8267, 9448, 9520, 10472, 11810, 12991, 13090, 14960, 16534, 18896, 20077, 20944, 23620, 25982, 26180, 33068, 40154, 41335, 47240, 51964, 52360, 64955, 66136, 80308, 82670, 90937, 94480, 100385, 103928, 104720, 129910, 132272, 140539, 160616, 165340, 181874, 200770, 207856, 220847, 259820, 281078, 321232, 330680, 363748, 401540, 441694, 454685, 519640, 562156, 661360, 702695, 727496, 803080, 883388, 909370, 1039280, 1104235, 1124312, 1405390, 1454992, 1545929, 1606160, 1766776, 1818740, 2208470, 2248624, 2810780, 3091858, 3533552, 3637480, 4416940, 5621560, 6183716, 7274960, 7729645, 8833880, 11243120, 12367432, 15459290, 17667760, 24734864, 30918580, 61837160, 123674320]

約数ペア:

[(1, 123674320), (2, 61837160), (4, 30918580), (5, 24734864), (7, 17667760), (8, 15459290), (10, 12367432), (11, 11243120), (14, 8833880), (16, 7729645), (17, 7274960), (20, 6183716), (22, 5621560), (28, 4416940), (34, 3637480), (35, 3533552), (40, 3091858), (44, 2810780), (55, 2248624), (56, 2208470), (68, 1818740), (70, 1766776), (77, 1606160), (80, 1545929), (85, 1454992), (88, 1405390), (110, 1124312), (112, 1104235), (119, 1039280), (136, 909370), (140, 883388), (154, 803080), (170, 727496), (176, 702695), (187, 661360), (220, 562156), (238, 519640), (272, 454685), (280, 441694), (308, 401540), (340, 363748), (374, 330680), (385, 321232), (440, 281078), (476, 259820), (560, 220847), (595, 207856), (616, 200770), (680, 181874), (748, 165340), (770, 160616), (880, 140539), (935, 132272), (952, 129910), (1181, 104720), (1190, 103928), (1232, 100385), (1309, 94480), (1360, 90937), (1496, 82670), (1540, 80308), (1870, 66136), (1904, 64955), (2362, 52360), (2380, 51964), (2618, 47240), (2992, 41335), (3080, 40154), (3740, 33068), (4724, 26180), (4760, 25982), (5236, 23620), (5905, 20944), (6160, 20077), (6545, 18896), (7480, 16534), (8267, 14960), (9448, 13090), (9520, 12991), (10472, 11810)]