400143420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5087}}^1$

素因数の和:5144

約数の個数: 144

約数和(自身を含む): 1333463040

約数和(自身を除く): 933319620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 114, 115, 138, 171, 180, 190, 207, 228, 230, 276, 285, 342, 345, 380, 414, 437, 460, 570, 684, 690, 828, 855, 874, 1035, 1140, 1311, 1380, 1710, 1748, 2070, 2185, 2622, 3420, 3933, 4140, 4370, 5087, 5244, 6555, 7866, 8740, 10174, 13110, 15261, 15732, 19665, 20348, 25435, 26220, 30522, 39330, 45783, 50870, 61044, 76305, 78660, 91566, 96653, 101740, 117001, 152610, 183132, 193306, 228915, 234002, 289959, 305220, 351003, 386612, 457830, 468004, 483265, 579918, 585005, 702006, 869877, 915660, 966530, 1053009, 1159836, 1170010, 1404012, 1449795, 1739754, 1755015, 1933060, 2106018, 2223019, 2340020, 2899590, 3479508, 3510030, 4212036, 4349385, 4446038, 5265045, 5799180, 6669057, 7020060, 8698770, 8892076, 10530090, 11115095, 13338114, 17397540, 20007171, 21060180, 22230190, 26676228, 33345285, 40014342, 44460380, 66690570, 80028684, 100035855, 133381140, 200071710, 400143420]

約数ペア:

[(1, 400143420), (2, 200071710), (3, 133381140), (4, 100035855), (5, 80028684), (6, 66690570), (9, 44460380), (10, 40014342), (12, 33345285), (15, 26676228), (18, 22230190), (19, 21060180), (20, 20007171), (23, 17397540), (30, 13338114), (36, 11115095), (38, 10530090), (45, 8892076), (46, 8698770), (57, 7020060), (60, 6669057), (69, 5799180), (76, 5265045), (90, 4446038), (92, 4349385), (95, 4212036), (114, 3510030), (115, 3479508), (138, 2899590), (171, 2340020), (180, 2223019), (190, 2106018), (207, 1933060), (228, 1755015), (230, 1739754), (276, 1449795), (285, 1404012), (342, 1170010), (345, 1159836), (380, 1053009), (414, 966530), (437, 915660), (460, 869877), (570, 702006), (684, 585005), (690, 579918), (828, 483265), (855, 468004), (874, 457830), (1035, 386612), (1140, 351003), (1311, 305220), (1380, 289959), (1710, 234002), (1748, 228915), (2070, 193306), (2185, 183132), (2622, 152610), (3420, 117001), (3933, 101740), (4140, 96653), (4370, 91566), (5087, 78660), (5244, 76305), (6555, 61044), (7866, 50870), (8740, 45783), (10174, 39330), (13110, 30522), (15261, 26220), (15732, 25435), (19665, 20348)]