71820720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4337}}^1$

素因数の和:4379

約数の個数: 120

約数和(自身を含む): 251742816

約数和(自身を除く): 179922096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 4337, 5520, 8280, 8674, 13011, 16560, 17348, 21685, 26022, 34696, 39033, 43370, 52044, 65055, 69392, 78066, 86740, 99751, 104088, 130110, 156132, 173480, 195165, 199502, 208176, 260220, 299253, 312264, 346960, 390330, 399004, 498755, 520440, 598506, 624528, 780660, 798008, 897759, 997510, 1040880, 1197012, 1496265, 1561320, 1596016, 1795518, 1995020, 2394024, 2992530, 3122640, 3591036, 3990040, 4488795, 4788048, 5985060, 7182072, 7980080, 8977590, 11970120, 14364144, 17955180, 23940240, 35910360, 71820720]

約数ペア:

[(1, 71820720), (2, 35910360), (3, 23940240), (4, 17955180), (5, 14364144), (6, 11970120), (8, 8977590), (9, 7980080), (10, 7182072), (12, 5985060), (15, 4788048), (16, 4488795), (18, 3990040), (20, 3591036), (23, 3122640), (24, 2992530), (30, 2394024), (36, 1995020), (40, 1795518), (45, 1596016), (46, 1561320), (48, 1496265), (60, 1197012), (69, 1040880), (72, 997510), (80, 897759), (90, 798008), (92, 780660), (115, 624528), (120, 598506), (138, 520440), (144, 498755), (180, 399004), (184, 390330), (207, 346960), (230, 312264), (240, 299253), (276, 260220), (345, 208176), (360, 199502), (368, 195165), (414, 173480), (460, 156132), (552, 130110), (690, 104088), (720, 99751), (828, 86740), (920, 78066), (1035, 69392), (1104, 65055), (1380, 52044), (1656, 43370), (1840, 39033), (2070, 34696), (2760, 26022), (3312, 21685), (4140, 17348), (4337, 16560), (5520, 13011), (8280, 8674)]