231335720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{75109}}^1$

素因数の和:75138

約数の個数: 64

約数和(自身を含む): 648950400

約数和(自身を除く): 417614680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 75109, 150218, 300436, 375545, 525763, 600872, 751090, 826199, 1051526, 1502180, 1652398, 2103052, 2628815, 3004360, 3304796, 4130995, 4206104, 5257630, 5783393, 6609592, 8261990, 10515260, 11566786, 16523980, 21030520, 23133572, 28916965, 33047960, 46267144, 57833930, 115667860, 231335720]

約数ペア:

[(1, 231335720), (2, 115667860), (4, 57833930), (5, 46267144), (7, 33047960), (8, 28916965), (10, 23133572), (11, 21030520), (14, 16523980), (20, 11566786), (22, 10515260), (28, 8261990), (35, 6609592), (40, 5783393), (44, 5257630), (55, 4206104), (56, 4130995), (70, 3304796), (77, 3004360), (88, 2628815), (110, 2103052), (140, 1652398), (154, 1502180), (220, 1051526), (280, 826199), (308, 751090), (385, 600872), (440, 525763), (616, 375545), (770, 300436), (1540, 150218), (3080, 75109)]