279886310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 589498560

約数和(自身を除く): 309612250

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 89, 110, 113, 115, 121, 178, 226, 230, 242, 253, 445, 506, 565, 605, 890, 979, 1130, 1210, 1243, 1265, 1958, 2047, 2486, 2530, 2599, 2783, 4094, 4895, 5198, 5566, 6215, 9790, 10057, 10235, 10769, 12430, 12995, 13673, 13915, 20114, 20470, 21538, 22517, 25990, 27346, 27830, 28589, 45034, 50285, 53845, 57178, 68365, 100570, 107690, 110627, 112585, 136730, 142945, 221254, 225170, 231311, 247687, 285890, 314479, 462622, 495374, 553135, 628958, 1106270, 1156555, 1216897, 1238435, 1572395, 2313110, 2433794, 2476870, 2544421, 3144790, 5088842, 6084485, 12168970, 12722105, 25444210, 27988631, 55977262, 139943155, 279886310]

約数ペア:

[(1, 279886310), (2, 139943155), (5, 55977262), (10, 27988631), (11, 25444210), (22, 12722105), (23, 12168970), (46, 6084485), (55, 5088842), (89, 3144790), (110, 2544421), (113, 2476870), (115, 2433794), (121, 2313110), (178, 1572395), (226, 1238435), (230, 1216897), (242, 1156555), (253, 1106270), (445, 628958), (506, 553135), (565, 495374), (605, 462622), (890, 314479), (979, 285890), (1130, 247687), (1210, 231311), (1243, 225170), (1265, 221254), (1958, 142945), (2047, 136730), (2486, 112585), (2530, 110627), (2599, 107690), (2783, 100570), (4094, 68365), (4895, 57178), (5198, 53845), (5566, 50285), (6215, 45034), (9790, 28589), (10057, 27830), (10235, 27346), (10769, 25990), (12430, 22517), (12995, 21538), (13673, 20470), (13915, 20114)]