31205340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3271}}^1$

素因数の和:3339

約数の個数: 72

約数和(自身を含む): 96471648

約数和(自身を除く): 65266308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 3271, 4770, 6542, 9540, 9813, 13084, 16355, 19626, 29439, 32710, 39252, 49065, 58878, 65420, 98130, 117756, 147195, 173363, 196260, 294390, 346726, 520089, 588780, 693452, 866815, 1040178, 1560267, 1733630, 2080356, 2600445, 3120534, 3467260, 5200890, 6241068, 7801335, 10401780, 15602670, 31205340]

約数ペア:

[(1, 31205340), (2, 15602670), (3, 10401780), (4, 7801335), (5, 6241068), (6, 5200890), (9, 3467260), (10, 3120534), (12, 2600445), (15, 2080356), (18, 1733630), (20, 1560267), (30, 1040178), (36, 866815), (45, 693452), (53, 588780), (60, 520089), (90, 346726), (106, 294390), (159, 196260), (180, 173363), (212, 147195), (265, 117756), (318, 98130), (477, 65420), (530, 58878), (636, 49065), (795, 39252), (954, 32710), (1060, 29439), (1590, 19626), (1908, 16355), (2385, 13084), (3180, 9813), (3271, 9540), (4770, 6542)]