281177910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{8287}}^1$

素因数の和:8342

約数の個数: 96

約数和(自身を含む): 814544640

約数和(自身を除く): 533366730

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 29, 30, 39, 45, 58, 65, 78, 87, 90, 117, 130, 145, 174, 195, 234, 261, 290, 377, 390, 435, 522, 585, 754, 870, 1131, 1170, 1305, 1885, 2262, 2610, 3393, 3770, 5655, 6786, 8287, 11310, 16574, 16965, 24861, 33930, 41435, 49722, 74583, 82870, 107731, 124305, 149166, 215462, 240323, 248610, 323193, 372915, 480646, 538655, 646386, 720969, 745830, 969579, 1077310, 1201615, 1441938, 1615965, 1939158, 2162907, 2403230, 3124199, 3231930, 3604845, 4325814, 4847895, 6248398, 7209690, 9372597, 9695790, 10814535, 15620995, 18745194, 21629070, 28117791, 31241990, 46862985, 56235582, 93725970, 140588955, 281177910]

約数ペア:

[(1, 281177910), (2, 140588955), (3, 93725970), (5, 56235582), (6, 46862985), (9, 31241990), (10, 28117791), (13, 21629070), (15, 18745194), (18, 15620995), (26, 10814535), (29, 9695790), (30, 9372597), (39, 7209690), (45, 6248398), (58, 4847895), (65, 4325814), (78, 3604845), (87, 3231930), (90, 3124199), (117, 2403230), (130, 2162907), (145, 1939158), (174, 1615965), (195, 1441938), (234, 1201615), (261, 1077310), (290, 969579), (377, 745830), (390, 720969), (435, 646386), (522, 538655), (585, 480646), (754, 372915), (870, 323193), (1131, 248610), (1170, 240323), (1305, 215462), (1885, 149166), (2262, 124305), (2610, 107731), (3393, 82870), (3770, 74583), (5655, 49722), (6786, 41435), (8287, 33930), (11310, 24861), (16574, 16965)]