54757780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 152143488

約数和(自身を除く): 97385708

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 37, 44, 55, 62, 70, 74, 77, 110, 124, 140, 148, 154, 155, 185, 217, 220, 259, 308, 310, 341, 370, 385, 407, 434, 518, 620, 682, 740, 770, 814, 868, 961, 1036, 1085, 1147, 1295, 1364, 1540, 1628, 1705, 1922, 2035, 2170, 2294, 2387, 2590, 2849, 3410, 3844, 4070, 4340, 4588, 4774, 4805, 5180, 5698, 5735, 6727, 6820, 8029, 8140, 9548, 9610, 10571, 11396, 11470, 11935, 12617, 13454, 14245, 16058, 19220, 21142, 22940, 23870, 25234, 26908, 28490, 32116, 33635, 35557, 40145, 42284, 47740, 50468, 52855, 56980, 63085, 67270, 71114, 73997, 80290, 88319, 105710, 126170, 134540, 142228, 147994, 160580, 176638, 177785, 211420, 248899, 252340, 295988, 353276, 355570, 369985, 391127, 441595, 497798, 711140, 739970, 782254, 883190, 995596, 1244495, 1479940, 1564508, 1766380, 1955635, 2488990, 2737889, 3911270, 4977980, 5475778, 7822540, 10951556, 13689445, 27378890, 54757780]

約数ペア:

[(1, 54757780), (2, 27378890), (4, 13689445), (5, 10951556), (7, 7822540), (10, 5475778), (11, 4977980), (14, 3911270), (20, 2737889), (22, 2488990), (28, 1955635), (31, 1766380), (35, 1564508), (37, 1479940), (44, 1244495), (55, 995596), (62, 883190), (70, 782254), (74, 739970), (77, 711140), (110, 497798), (124, 441595), (140, 391127), (148, 369985), (154, 355570), (155, 353276), (185, 295988), (217, 252340), (220, 248899), (259, 211420), (308, 177785), (310, 176638), (341, 160580), (370, 147994), (385, 142228), (407, 134540), (434, 126170), (518, 105710), (620, 88319), (682, 80290), (740, 73997), (770, 71114), (814, 67270), (868, 63085), (961, 56980), (1036, 52855), (1085, 50468), (1147, 47740), (1295, 42284), (1364, 40145), (1540, 35557), (1628, 33635), (1705, 32116), (1922, 28490), (2035, 26908), (2170, 25234), (2294, 23870), (2387, 22940), (2590, 21142), (2849, 19220), (3410, 16058), (3844, 14245), (4070, 13454), (4340, 12617), (4588, 11935), (4774, 11470), (4805, 11396), (5180, 10571), (5698, 9610), (5735, 9548), (6727, 8140), (6820, 8029)]