45678915

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 88047648

約数和(自身を除く): 42368733

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 71, 85, 87, 145, 153, 213, 255, 261, 355, 435, 493, 639, 765, 841, 1065, 1207, 1305, 1479, 2059, 2465, 2523, 3195, 3621, 4205, 4437, 6035, 6177, 7395, 7569, 10295, 10863, 12615, 14297, 18105, 18531, 22185, 30885, 35003, 37845, 42891, 54315, 59711, 71485, 92655, 105009, 128673, 175015, 179133, 214455, 298555, 315027, 525045, 537399, 643365, 895665, 1015087, 1575135, 2686995, 3045261, 5075435, 9135783, 15226305, 45678915]

約数ペア:

[(1, 45678915), (3, 15226305), (5, 9135783), (9, 5075435), (15, 3045261), (17, 2686995), (29, 1575135), (45, 1015087), (51, 895665), (71, 643365), (85, 537399), (87, 525045), (145, 315027), (153, 298555), (213, 214455), (255, 179133), (261, 175015), (355, 128673), (435, 105009), (493, 92655), (639, 71485), (765, 59711), (841, 54315), (1065, 42891), (1207, 37845), (1305, 35003), (1479, 30885), (2059, 22185), (2465, 18531), (2523, 18105), (3195, 14297), (3621, 12615), (4205, 10863), (4437, 10295), (6035, 7569), (6177, 7395)]