30788760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 97044480

約数和(自身を除く): 66255720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 53, 60, 94, 103, 106, 120, 141, 159, 188, 206, 212, 235, 265, 282, 309, 318, 376, 412, 424, 470, 515, 530, 564, 618, 636, 705, 795, 824, 940, 1030, 1060, 1128, 1236, 1272, 1410, 1545, 1590, 1880, 2060, 2120, 2472, 2491, 2820, 3090, 3180, 4120, 4841, 4982, 5459, 5640, 6180, 6360, 7473, 9682, 9964, 10918, 12360, 12455, 14523, 14946, 16377, 19364, 19928, 21836, 24205, 24910, 27295, 29046, 29892, 32754, 37365, 38728, 43672, 48410, 49820, 54590, 58092, 59784, 65508, 72615, 74730, 81885, 96820, 99640, 109180, 116184, 131016, 145230, 149460, 163770, 193640, 218360, 256573, 290460, 298920, 327540, 513146, 580920, 655080, 769719, 1026292, 1282865, 1539438, 2052584, 2565730, 3078876, 3848595, 5131460, 6157752, 7697190, 10262920, 15394380, 30788760]

約数ペア:

[(1, 30788760), (2, 15394380), (3, 10262920), (4, 7697190), (5, 6157752), (6, 5131460), (8, 3848595), (10, 3078876), (12, 2565730), (15, 2052584), (20, 1539438), (24, 1282865), (30, 1026292), (40, 769719), (47, 655080), (53, 580920), (60, 513146), (94, 327540), (103, 298920), (106, 290460), (120, 256573), (141, 218360), (159, 193640), (188, 163770), (206, 149460), (212, 145230), (235, 131016), (265, 116184), (282, 109180), (309, 99640), (318, 96820), (376, 81885), (412, 74730), (424, 72615), (470, 65508), (515, 59784), (530, 58092), (564, 54590), (618, 49820), (636, 48410), (705, 43672), (795, 38728), (824, 37365), (940, 32754), (1030, 29892), (1060, 29046), (1128, 27295), (1236, 24910), (1272, 24205), (1410, 21836), (1545, 19928), (1590, 19364), (1880, 16377), (2060, 14946), (2120, 14523), (2472, 12455), (2491, 12360), (2820, 10918), (3090, 9964), (3180, 9682), (4120, 7473), (4841, 6360), (4982, 6180), (5459, 5640)]