64278960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{267829}}^1$

素因数の和:267845

約数の個数: 40

約数和(自身を含む): 199265520

約数和(自身を除く): 134986560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 267829, 535658, 803487, 1071316, 1339145, 1606974, 2142632, 2678290, 3213948, 4017435, 4285264, 5356580, 6427896, 8034870, 10713160, 12855792, 16069740, 21426320, 32139480, 64278960]

約数ペア:

[(1, 64278960), (2, 32139480), (3, 21426320), (4, 16069740), (5, 12855792), (6, 10713160), (8, 8034870), (10, 6427896), (12, 5356580), (15, 4285264), (16, 4017435), (20, 3213948), (24, 2678290), (30, 2142632), (40, 1606974), (48, 1339145), (60, 1071316), (80, 803487), (120, 535658), (240, 267829)]