78021180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3413}}^1$

素因数の和:3555

約数の個数: 72

約数和(自身を含む): 238597632

約数和(自身を除く): 160576452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1270, 1524, 1905, 2286, 2540, 3413, 3810, 4572, 5715, 6826, 7620, 10239, 11430, 13652, 17065, 20478, 22860, 30717, 34130, 40956, 51195, 61434, 68260, 102390, 122868, 153585, 204780, 307170, 433451, 614340, 866902, 1300353, 1733804, 2167255, 2600706, 3901059, 4334510, 5201412, 6501765, 7802118, 8669020, 13003530, 15604236, 19505295, 26007060, 39010590, 78021180]

約数ペア:

[(1, 78021180), (2, 39010590), (3, 26007060), (4, 19505295), (5, 15604236), (6, 13003530), (9, 8669020), (10, 7802118), (12, 6501765), (15, 5201412), (18, 4334510), (20, 3901059), (30, 2600706), (36, 2167255), (45, 1733804), (60, 1300353), (90, 866902), (127, 614340), (180, 433451), (254, 307170), (381, 204780), (508, 153585), (635, 122868), (762, 102390), (1143, 68260), (1270, 61434), (1524, 51195), (1905, 40956), (2286, 34130), (2540, 30717), (3413, 22860), (3810, 20478), (4572, 17065), (5715, 13652), (6826, 11430), (7620, 10239)]