18000030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1373}}^1$

素因数の和:1425

約数の個数: 64

約数和(自身を含む): 47485440

約数和(自身を除く): 29485410

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 38, 46, 57, 69, 95, 114, 115, 138, 190, 230, 285, 345, 437, 570, 690, 874, 1311, 1373, 2185, 2622, 2746, 4119, 4370, 6555, 6865, 8238, 13110, 13730, 20595, 26087, 31579, 41190, 52174, 63158, 78261, 94737, 130435, 156522, 157895, 189474, 260870, 315790, 391305, 473685, 600001, 782610, 947370, 1200002, 1800003, 3000005, 3600006, 6000010, 9000015, 18000030]

約数ペア:

[(1, 18000030), (2, 9000015), (3, 6000010), (5, 3600006), (6, 3000005), (10, 1800003), (15, 1200002), (19, 947370), (23, 782610), (30, 600001), (38, 473685), (46, 391305), (57, 315790), (69, 260870), (95, 189474), (114, 157895), (115, 156522), (138, 130435), (190, 94737), (230, 78261), (285, 63158), (345, 52174), (437, 41190), (570, 31579), (690, 26087), (874, 20595), (1311, 13730), (1373, 13110), (2185, 8238), (2622, 6865), (2746, 6555), (4119, 4370)]