304573940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{991}}^1$

素因数の和:1149

約数の個数: 72

約数和(自身を含む): 709287936

約数和(自身を除く): 404713996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 127, 220, 242, 254, 484, 508, 605, 635, 991, 1210, 1270, 1397, 1982, 2420, 2540, 2794, 3964, 4955, 5588, 6985, 9910, 10901, 13970, 15367, 19820, 21802, 27940, 30734, 43604, 54505, 61468, 76835, 109010, 119911, 125857, 153670, 218020, 239822, 251714, 307340, 479644, 503428, 599555, 629285, 1199110, 1258570, 1384427, 2398220, 2517140, 2768854, 5537708, 6922135, 13844270, 15228697, 27688540, 30457394, 60914788, 76143485, 152286970, 304573940]

約数ペア:

[(1, 304573940), (2, 152286970), (4, 76143485), (5, 60914788), (10, 30457394), (11, 27688540), (20, 15228697), (22, 13844270), (44, 6922135), (55, 5537708), (110, 2768854), (121, 2517140), (127, 2398220), (220, 1384427), (242, 1258570), (254, 1199110), (484, 629285), (508, 599555), (605, 503428), (635, 479644), (991, 307340), (1210, 251714), (1270, 239822), (1397, 218020), (1982, 153670), (2420, 125857), (2540, 119911), (2794, 109010), (3964, 76835), (4955, 61468), (5588, 54505), (6985, 43604), (9910, 30734), (10901, 27940), (13970, 21802), (15367, 19820)]