31117380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1723}}^1$

素因数の和:1785

約数の個数: 96

約数和(自身を含む): 101950464

約数和(自身を除く): 70833084

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1204, 1290, 1505, 1723, 1806, 2580, 3010, 3446, 3612, 4515, 5169, 6020, 6892, 8615, 9030, 10338, 12061, 17230, 18060, 20676, 24122, 25845, 34460, 36183, 48244, 51690, 60305, 72366, 74089, 103380, 120610, 144732, 148178, 180915, 222267, 241220, 296356, 361830, 370445, 444534, 518623, 723660, 740890, 889068, 1037246, 1111335, 1481780, 1555869, 2074492, 2222670, 2593115, 3111738, 4445340, 5186230, 6223476, 7779345, 10372460, 15558690, 31117380]

約数ペア:

[(1, 31117380), (2, 15558690), (3, 10372460), (4, 7779345), (5, 6223476), (6, 5186230), (7, 4445340), (10, 3111738), (12, 2593115), (14, 2222670), (15, 2074492), (20, 1555869), (21, 1481780), (28, 1111335), (30, 1037246), (35, 889068), (42, 740890), (43, 723660), (60, 518623), (70, 444534), (84, 370445), (86, 361830), (105, 296356), (129, 241220), (140, 222267), (172, 180915), (210, 148178), (215, 144732), (258, 120610), (301, 103380), (420, 74089), (430, 72366), (516, 60305), (602, 51690), (645, 48244), (860, 36183), (903, 34460), (1204, 25845), (1290, 24122), (1505, 20676), (1723, 18060), (1806, 17230), (2580, 12061), (3010, 10338), (3446, 9030), (3612, 8615), (4515, 6892), (5169, 6020)]