17566780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:116

約数の個数: 144

約数和(自身を含む): 49871808

約数和(自身を除く): 32305028

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 61, 68, 70, 77, 85, 110, 119, 121, 122, 140, 154, 170, 187, 220, 238, 242, 244, 305, 308, 340, 374, 385, 427, 476, 484, 595, 605, 610, 671, 748, 770, 847, 854, 935, 1037, 1190, 1210, 1220, 1309, 1342, 1540, 1694, 1708, 1870, 2057, 2074, 2135, 2380, 2420, 2618, 2684, 3355, 3388, 3740, 4114, 4148, 4235, 4270, 4697, 5185, 5236, 6545, 6710, 7259, 7381, 8228, 8470, 8540, 9394, 10285, 10370, 11407, 13090, 13420, 14399, 14518, 14762, 16940, 18788, 20570, 20740, 22814, 23485, 26180, 28798, 29036, 29524, 36295, 36905, 41140, 45628, 46970, 51667, 57035, 57596, 71995, 72590, 73810, 79849, 93940, 103334, 114070, 125477, 143990, 145180, 147620, 159698, 206668, 228140, 250954, 258335, 287980, 319396, 399245, 501908, 516670, 627385, 798490, 878339, 1033340, 1254770, 1596980, 1756678, 2509540, 3513356, 4391695, 8783390, 17566780]

約数ペア:

[(1, 17566780), (2, 8783390), (4, 4391695), (5, 3513356), (7, 2509540), (10, 1756678), (11, 1596980), (14, 1254770), (17, 1033340), (20, 878339), (22, 798490), (28, 627385), (34, 516670), (35, 501908), (44, 399245), (55, 319396), (61, 287980), (68, 258335), (70, 250954), (77, 228140), (85, 206668), (110, 159698), (119, 147620), (121, 145180), (122, 143990), (140, 125477), (154, 114070), (170, 103334), (187, 93940), (220, 79849), (238, 73810), (242, 72590), (244, 71995), (305, 57596), (308, 57035), (340, 51667), (374, 46970), (385, 45628), (427, 41140), (476, 36905), (484, 36295), (595, 29524), (605, 29036), (610, 28798), (671, 26180), (748, 23485), (770, 22814), (847, 20740), (854, 20570), (935, 18788), (1037, 16940), (1190, 14762), (1210, 14518), (1220, 14399), (1309, 13420), (1342, 13090), (1540, 11407), (1694, 10370), (1708, 10285), (1870, 9394), (2057, 8540), (2074, 8470), (2135, 8228), (2380, 7381), (2420, 7259), (2618, 6710), (2684, 6545), (3355, 5236), (3388, 5185), (3740, 4697), (4114, 4270), (4148, 4235)]