12690480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:80

約数の個数: 240

約数和(自身を含む): 47496960

約数和(自身を除く): 34806480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 23, 24, 30, 33, 38, 40, 44, 46, 48, 55, 57, 60, 66, 69, 76, 80, 88, 92, 95, 110, 114, 115, 120, 121, 132, 138, 152, 165, 176, 184, 190, 209, 220, 228, 230, 240, 242, 253, 264, 276, 285, 304, 330, 345, 363, 368, 380, 418, 437, 440, 456, 460, 484, 506, 528, 552, 570, 605, 627, 660, 690, 726, 759, 760, 836, 874, 880, 912, 920, 968, 1012, 1045, 1104, 1140, 1210, 1254, 1265, 1311, 1320, 1380, 1452, 1518, 1520, 1672, 1748, 1815, 1840, 1936, 2024, 2090, 2185, 2280, 2299, 2420, 2508, 2530, 2622, 2640, 2760, 2783, 2904, 3036, 3135, 3344, 3496, 3630, 3795, 4048, 4180, 4370, 4560, 4598, 4807, 4840, 5016, 5060, 5244, 5520, 5566, 5808, 6072, 6270, 6555, 6897, 6992, 7260, 7590, 8349, 8360, 8740, 9196, 9614, 9680, 10032, 10120, 10488, 11132, 11495, 12144, 12540, 13110, 13794, 13915, 14421, 14520, 15180, 16698, 16720, 17480, 18392, 19228, 20240, 20976, 22264, 22990, 24035, 25080, 26220, 27588, 27830, 28842, 29040, 30360, 33396, 34485, 34960, 36784, 38456, 41745, 44528, 45980, 48070, 50160, 52440, 52877, 55176, 55660, 57684, 60720, 66792, 68970, 72105, 76912, 83490, 91960, 96140, 104880, 105754, 110352, 111320, 115368, 133584, 137940, 144210, 158631, 166980, 183920, 192280, 211508, 222640, 230736, 264385, 275880, 288420, 317262, 333960, 384560, 423016, 528770, 551760, 576840, 634524, 667920, 793155, 846032, 1057540, 1153680, 1269048, 1586310, 2115080, 2538096, 3172620, 4230160, 6345240, 12690480]

約数ペア:

[(1, 12690480), (2, 6345240), (3, 4230160), (4, 3172620), (5, 2538096), (6, 2115080), (8, 1586310), (10, 1269048), (11, 1153680), (12, 1057540), (15, 846032), (16, 793155), (19, 667920), (20, 634524), (22, 576840), (23, 551760), (24, 528770), (30, 423016), (33, 384560), (38, 333960), (40, 317262), (44, 288420), (46, 275880), (48, 264385), (55, 230736), (57, 222640), (60, 211508), (66, 192280), (69, 183920), (76, 166980), (80, 158631), (88, 144210), (92, 137940), (95, 133584), (110, 115368), (114, 111320), (115, 110352), (120, 105754), (121, 104880), (132, 96140), (138, 91960), (152, 83490), (165, 76912), (176, 72105), (184, 68970), (190, 66792), (209, 60720), (220, 57684), (228, 55660), (230, 55176), (240, 52877), (242, 52440), (253, 50160), (264, 48070), (276, 45980), (285, 44528), (304, 41745), (330, 38456), (345, 36784), (363, 34960), (368, 34485), (380, 33396), (418, 30360), (437, 29040), (440, 28842), (456, 27830), (460, 27588), (484, 26220), (506, 25080), (528, 24035), (552, 22990), (570, 22264), (605, 20976), (627, 20240), (660, 19228), (690, 18392), (726, 17480), (759, 16720), (760, 16698), (836, 15180), (874, 14520), (880, 14421), (912, 13915), (920, 13794), (968, 13110), (1012, 12540), (1045, 12144), (1104, 11495), (1140, 11132), (1210, 10488), (1254, 10120), (1265, 10032), (1311, 9680), (1320, 9614), (1380, 9196), (1452, 8740), (1518, 8360), (1520, 8349), (1672, 7590), (1748, 7260), (1815, 6992), (1840, 6897), (1936, 6555), (2024, 6270), (2090, 6072), (2185, 5808), (2280, 5566), (2299, 5520), (2420, 5244), (2508, 5060), (2530, 5016), (2622, 4840), (2640, 4807), (2760, 4598), (2783, 4560), (2904, 4370), (3036, 4180), (3135, 4048), (3344, 3795), (3496, 3630)]