320964120

素因数分解:

$2^3\times 3^8\times 5^1\times {\mathrm{1223}}^1$

素因数の和:1258

約数の個数: 144

約数和(自身を含む): 1084084560

約数和(自身を除く): 763120440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 972, 1080, 1215, 1223, 1458, 1620, 1944, 2187, 2430, 2446, 2916, 3240, 3645, 3669, 4374, 4860, 4892, 5832, 6115, 6561, 7290, 7338, 8748, 9720, 9784, 10935, 11007, 12230, 13122, 14580, 14676, 17496, 18345, 21870, 22014, 24460, 26244, 29160, 29352, 32805, 33021, 36690, 43740, 44028, 48920, 52488, 55035, 65610, 66042, 73380, 87480, 88056, 99063, 110070, 131220, 132084, 146760, 165105, 198126, 220140, 262440, 264168, 297189, 330210, 396252, 440280, 495315, 594378, 660420, 792504, 891567, 990630, 1188756, 1320840, 1485945, 1783134, 1981260, 2377512, 2674701, 2971890, 3566268, 3962520, 4457835, 5349402, 5943780, 7132536, 8024103, 8915670, 10698804, 11887560, 13373505, 16048206, 17831340, 21397608, 26747010, 32096412, 35662680, 40120515, 53494020, 64192824, 80241030, 106988040, 160482060, 320964120]

約数ペア:

[(1, 320964120), (2, 160482060), (3, 106988040), (4, 80241030), (5, 64192824), (6, 53494020), (8, 40120515), (9, 35662680), (10, 32096412), (12, 26747010), (15, 21397608), (18, 17831340), (20, 16048206), (24, 13373505), (27, 11887560), (30, 10698804), (36, 8915670), (40, 8024103), (45, 7132536), (54, 5943780), (60, 5349402), (72, 4457835), (81, 3962520), (90, 3566268), (108, 2971890), (120, 2674701), (135, 2377512), (162, 1981260), (180, 1783134), (216, 1485945), (243, 1320840), (270, 1188756), (324, 990630), (360, 891567), (405, 792504), (486, 660420), (540, 594378), (648, 495315), (729, 440280), (810, 396252), (972, 330210), (1080, 297189), (1215, 264168), (1223, 262440), (1458, 220140), (1620, 198126), (1944, 165105), (2187, 146760), (2430, 132084), (2446, 131220), (2916, 110070), (3240, 99063), (3645, 88056), (3669, 87480), (4374, 73380), (4860, 66042), (4892, 65610), (5832, 55035), (6115, 52488), (6561, 48920), (7290, 44028), (7338, 43740), (8748, 36690), (9720, 33021), (9784, 32805), (10935, 29352), (11007, 29160), (12230, 26244), (13122, 24460), (14580, 22014), (14676, 21870), (17496, 18345)]