51581640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1699}}^1$

素因数の和:1747

約数の個数: 128

約数和(自身を含む): 176256000

約数和(自身を除く): 124674360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 330, 345, 440, 460, 506, 552, 660, 690, 759, 920, 1012, 1265, 1320, 1380, 1518, 1699, 2024, 2530, 2760, 3036, 3398, 3795, 5060, 5097, 6072, 6796, 7590, 8495, 10120, 10194, 13592, 15180, 16990, 18689, 20388, 25485, 30360, 33980, 37378, 39077, 40776, 50970, 56067, 67960, 74756, 78154, 93445, 101940, 112134, 117231, 149512, 156308, 186890, 195385, 203880, 224268, 234462, 280335, 312616, 373780, 390770, 429847, 448536, 468924, 560670, 586155, 747560, 781540, 859694, 937848, 1121340, 1172310, 1289541, 1563080, 1719388, 2149235, 2242680, 2344620, 2579082, 3438776, 4298470, 4689240, 5158164, 6447705, 8596940, 10316328, 12895410, 17193880, 25790820, 51581640]

約数ペア:

[(1, 51581640), (2, 25790820), (3, 17193880), (4, 12895410), (5, 10316328), (6, 8596940), (8, 6447705), (10, 5158164), (11, 4689240), (12, 4298470), (15, 3438776), (20, 2579082), (22, 2344620), (23, 2242680), (24, 2149235), (30, 1719388), (33, 1563080), (40, 1289541), (44, 1172310), (46, 1121340), (55, 937848), (60, 859694), (66, 781540), (69, 747560), (88, 586155), (92, 560670), (110, 468924), (115, 448536), (120, 429847), (132, 390770), (138, 373780), (165, 312616), (184, 280335), (220, 234462), (230, 224268), (253, 203880), (264, 195385), (276, 186890), (330, 156308), (345, 149512), (440, 117231), (460, 112134), (506, 101940), (552, 93445), (660, 78154), (690, 74756), (759, 67960), (920, 56067), (1012, 50970), (1265, 40776), (1320, 39077), (1380, 37378), (1518, 33980), (1699, 30360), (2024, 25485), (2530, 20388), (2760, 18689), (3036, 16990), (3398, 15180), (3795, 13592), (5060, 10194), (5097, 10120), (6072, 8495), (6796, 7590)]