7288020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2165

約数の個数: 72

約数和(自身を含む): 23281440

約数和(自身を除く): 15993420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 2131, 3420, 4262, 6393, 8524, 10655, 12786, 19179, 21310, 25572, 31965, 38358, 40489, 42620, 63930, 76716, 80978, 95895, 121467, 127860, 161956, 191790, 202445, 242934, 364401, 383580, 404890, 485868, 607335, 728802, 809780, 1214670, 1457604, 1822005, 2429340, 3644010, 7288020]

約数ペア:

[(1, 7288020), (2, 3644010), (3, 2429340), (4, 1822005), (5, 1457604), (6, 1214670), (9, 809780), (10, 728802), (12, 607335), (15, 485868), (18, 404890), (19, 383580), (20, 364401), (30, 242934), (36, 202445), (38, 191790), (45, 161956), (57, 127860), (60, 121467), (76, 95895), (90, 80978), (95, 76716), (114, 63930), (171, 42620), (180, 40489), (190, 38358), (228, 31965), (285, 25572), (342, 21310), (380, 19179), (570, 12786), (684, 10655), (855, 8524), (1140, 6393), (1710, 4262), (2131, 3420)]