42688360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:491

約数の個数: 128

約数和(自身を含む): 119750400

約数和(自身を除く): 77062040

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 85, 88, 104, 110, 130, 136, 143, 170, 187, 220, 221, 260, 286, 340, 374, 439, 440, 442, 520, 572, 680, 715, 748, 878, 884, 935, 1105, 1144, 1430, 1496, 1756, 1768, 1870, 2195, 2210, 2431, 2860, 3512, 3740, 4390, 4420, 4829, 4862, 5707, 5720, 7463, 7480, 8780, 8840, 9658, 9724, 11414, 12155, 14926, 17560, 19316, 19448, 22828, 24145, 24310, 28535, 29852, 37315, 38632, 45656, 48290, 48620, 57070, 59704, 62777, 74630, 82093, 96580, 97019, 97240, 114140, 125554, 149260, 164186, 193160, 194038, 228280, 251108, 298520, 313885, 328372, 388076, 410465, 485095, 502216, 627770, 656744, 776152, 820930, 970190, 1067209, 1255540, 1641860, 1940380, 2134418, 2511080, 3283720, 3880760, 4268836, 5336045, 8537672, 10672090, 21344180, 42688360]

約数ペア:

[(1, 42688360), (2, 21344180), (4, 10672090), (5, 8537672), (8, 5336045), (10, 4268836), (11, 3880760), (13, 3283720), (17, 2511080), (20, 2134418), (22, 1940380), (26, 1641860), (34, 1255540), (40, 1067209), (44, 970190), (52, 820930), (55, 776152), (65, 656744), (68, 627770), (85, 502216), (88, 485095), (104, 410465), (110, 388076), (130, 328372), (136, 313885), (143, 298520), (170, 251108), (187, 228280), (220, 194038), (221, 193160), (260, 164186), (286, 149260), (340, 125554), (374, 114140), (439, 97240), (440, 97019), (442, 96580), (520, 82093), (572, 74630), (680, 62777), (715, 59704), (748, 57070), (878, 48620), (884, 48290), (935, 45656), (1105, 38632), (1144, 37315), (1430, 29852), (1496, 28535), (1756, 24310), (1768, 24145), (1870, 22828), (2195, 19448), (2210, 19316), (2431, 17560), (2860, 14926), (3512, 12155), (3740, 11414), (4390, 9724), (4420, 9658), (4829, 8840), (4862, 8780), (5707, 7480), (5720, 7463)]