129730020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{619}}^1$

素因数の和:1137

約数の個数: 96

約数和(自身を含む): 416640000

約数和(自身を除く): 286909980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 499, 619, 998, 1238, 1497, 1857, 1996, 2476, 2495, 2994, 3095, 3493, 3714, 4333, 4990, 5988, 6190, 6986, 7428, 7485, 8666, 9285, 9980, 10479, 12380, 12999, 13972, 14970, 17332, 17465, 18570, 20958, 21665, 25998, 29940, 34930, 37140, 41916, 43330, 51996, 52395, 64995, 69860, 86660, 104790, 129990, 209580, 259980, 308881, 617762, 926643, 1235524, 1544405, 1853286, 2162167, 3088810, 3706572, 4324334, 4633215, 6177620, 6486501, 8648668, 9266430, 10810835, 12973002, 18532860, 21621670, 25946004, 32432505, 43243340, 64865010, 129730020]

約数ペア:

[(1, 129730020), (2, 64865010), (3, 43243340), (4, 32432505), (5, 25946004), (6, 21621670), (7, 18532860), (10, 12973002), (12, 10810835), (14, 9266430), (15, 8648668), (20, 6486501), (21, 6177620), (28, 4633215), (30, 4324334), (35, 3706572), (42, 3088810), (60, 2162167), (70, 1853286), (84, 1544405), (105, 1235524), (140, 926643), (210, 617762), (420, 308881), (499, 259980), (619, 209580), (998, 129990), (1238, 104790), (1497, 86660), (1857, 69860), (1996, 64995), (2476, 52395), (2495, 51996), (2994, 43330), (3095, 41916), (3493, 37140), (3714, 34930), (4333, 29940), (4990, 25998), (5988, 21665), (6190, 20958), (6986, 18570), (7428, 17465), (7485, 17332), (8666, 14970), (9285, 13972), (9980, 12999), (10479, 12380)]