31988670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:534

約数の個数: 96

約数和(自身を含む): 91404288

約数和(自身を除く): 59415618

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 49, 70, 94, 98, 105, 141, 147, 210, 235, 245, 282, 294, 329, 463, 470, 490, 658, 705, 735, 926, 987, 1389, 1410, 1470, 1645, 1974, 2303, 2315, 2778, 3241, 3290, 4606, 4630, 4935, 6482, 6909, 6945, 9723, 9870, 11515, 13818, 13890, 16205, 19446, 21761, 22687, 23030, 32410, 34545, 43522, 45374, 48615, 65283, 68061, 69090, 97230, 108805, 113435, 130566, 136122, 152327, 217610, 226870, 304654, 326415, 340305, 456981, 652830, 680610, 761635, 913962, 1066289, 1523270, 2132578, 2284905, 3198867, 4569810, 5331445, 6397734, 10662890, 15994335, 31988670]

約数ペア:

[(1, 31988670), (2, 15994335), (3, 10662890), (5, 6397734), (6, 5331445), (7, 4569810), (10, 3198867), (14, 2284905), (15, 2132578), (21, 1523270), (30, 1066289), (35, 913962), (42, 761635), (47, 680610), (49, 652830), (70, 456981), (94, 340305), (98, 326415), (105, 304654), (141, 226870), (147, 217610), (210, 152327), (235, 136122), (245, 130566), (282, 113435), (294, 108805), (329, 97230), (463, 69090), (470, 68061), (490, 65283), (658, 48615), (705, 45374), (735, 43522), (926, 34545), (987, 32410), (1389, 23030), (1410, 22687), (1470, 21761), (1645, 19446), (1974, 16205), (2303, 13890), (2315, 13818), (2778, 11515), (3241, 9870), (3290, 9723), (4606, 6945), (4630, 6909), (4935, 6482)]