865260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:68

約数の個数: 144

約数和(自身を含む): 3144960

約数和(自身を除く): 2279700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 23, 30, 33, 36, 38, 44, 45, 46, 55, 57, 60, 66, 69, 76, 90, 92, 95, 99, 110, 114, 115, 132, 138, 165, 171, 180, 190, 198, 207, 209, 220, 228, 230, 253, 276, 285, 330, 342, 345, 380, 396, 414, 418, 437, 460, 495, 506, 570, 627, 660, 684, 690, 759, 828, 836, 855, 874, 990, 1012, 1035, 1045, 1140, 1254, 1265, 1311, 1380, 1518, 1710, 1748, 1881, 1980, 2070, 2090, 2185, 2277, 2508, 2530, 2622, 3036, 3135, 3420, 3762, 3795, 3933, 4140, 4180, 4370, 4554, 4807, 5060, 5244, 6270, 6555, 7524, 7590, 7866, 8740, 9108, 9405, 9614, 11385, 12540, 13110, 14421, 15180, 15732, 18810, 19228, 19665, 22770, 24035, 26220, 28842, 37620, 39330, 43263, 45540, 48070, 57684, 72105, 78660, 86526, 96140, 144210, 173052, 216315, 288420, 432630, 865260]

約数ペア:

[(1, 865260), (2, 432630), (3, 288420), (4, 216315), (5, 173052), (6, 144210), (9, 96140), (10, 86526), (11, 78660), (12, 72105), (15, 57684), (18, 48070), (19, 45540), (20, 43263), (22, 39330), (23, 37620), (30, 28842), (33, 26220), (36, 24035), (38, 22770), (44, 19665), (45, 19228), (46, 18810), (55, 15732), (57, 15180), (60, 14421), (66, 13110), (69, 12540), (76, 11385), (90, 9614), (92, 9405), (95, 9108), (99, 8740), (110, 7866), (114, 7590), (115, 7524), (132, 6555), (138, 6270), (165, 5244), (171, 5060), (180, 4807), (190, 4554), (198, 4370), (207, 4180), (209, 4140), (220, 3933), (228, 3795), (230, 3762), (253, 3420), (276, 3135), (285, 3036), (330, 2622), (342, 2530), (345, 2508), (380, 2277), (396, 2185), (414, 2090), (418, 2070), (437, 1980), (460, 1881), (495, 1748), (506, 1710), (570, 1518), (627, 1380), (660, 1311), (684, 1265), (690, 1254), (759, 1140), (828, 1045), (836, 1035), (855, 1012), (874, 990)]