289272280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{1013}}^1$

素因数の和:1105

約数の個数: 96

約数和(自身を含む): 728254800

約数和(自身を除く): 438982520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 121, 220, 236, 242, 295, 440, 472, 484, 590, 605, 649, 968, 1013, 1180, 1210, 1298, 2026, 2360, 2420, 2596, 3245, 4052, 4840, 5065, 5192, 6490, 7139, 8104, 10130, 11143, 12980, 14278, 20260, 22286, 25960, 28556, 35695, 40520, 44572, 55715, 57112, 59767, 71390, 89144, 111430, 119534, 122573, 142780, 222860, 239068, 245146, 285560, 298835, 445720, 478136, 490292, 597670, 612865, 657437, 980584, 1195340, 1225730, 1314874, 2390680, 2451460, 2629748, 3287185, 4902920, 5259496, 6574370, 7231807, 13148740, 14463614, 26297480, 28927228, 36159035, 57854456, 72318070, 144636140, 289272280]

約数ペア:

[(1, 289272280), (2, 144636140), (4, 72318070), (5, 57854456), (8, 36159035), (10, 28927228), (11, 26297480), (20, 14463614), (22, 13148740), (40, 7231807), (44, 6574370), (55, 5259496), (59, 4902920), (88, 3287185), (110, 2629748), (118, 2451460), (121, 2390680), (220, 1314874), (236, 1225730), (242, 1195340), (295, 980584), (440, 657437), (472, 612865), (484, 597670), (590, 490292), (605, 478136), (649, 445720), (968, 298835), (1013, 285560), (1180, 245146), (1210, 239068), (1298, 222860), (2026, 142780), (2360, 122573), (2420, 119534), (2596, 111430), (3245, 89144), (4052, 71390), (4840, 59767), (5065, 57112), (5192, 55715), (6490, 44572), (7139, 40520), (8104, 35695), (10130, 28556), (11143, 25960), (12980, 22286), (14278, 20260)]