78585390

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:488

約数の個数: 160

約数和(自身を含む): 241496640

約数和(自身を除く): 162911250

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 27, 30, 34, 39, 45, 51, 54, 65, 78, 81, 85, 90, 102, 117, 130, 135, 153, 162, 170, 195, 221, 234, 255, 270, 306, 351, 390, 405, 439, 442, 459, 510, 585, 663, 702, 765, 810, 878, 918, 1053, 1105, 1170, 1317, 1326, 1377, 1530, 1755, 1989, 2106, 2195, 2210, 2295, 2634, 2754, 3315, 3510, 3951, 3978, 4390, 4590, 5265, 5707, 5967, 6585, 6630, 6885, 7463, 7902, 9945, 10530, 11414, 11853, 11934, 13170, 13770, 14926, 17121, 17901, 19755, 19890, 22389, 23706, 28535, 29835, 34242, 35559, 35802, 37315, 39510, 44778, 51363, 57070, 59265, 59670, 67167, 71118, 74630, 85605, 89505, 97019, 102726, 111945, 118530, 134334, 154089, 171210, 177795, 179010, 194038, 201501, 223890, 256815, 291057, 308178, 335835, 355590, 403002, 462267, 485095, 513630, 582114, 604503, 671670, 770445, 873171, 924534, 970190, 1007505, 1209006, 1455285, 1540890, 1746342, 2015010, 2311335, 2619513, 2910570, 3022515, 4365855, 4622670, 5239026, 6045030, 7858539, 8731710, 13097565, 15717078, 26195130, 39292695, 78585390]

約数ペア:

[(1, 78585390), (2, 39292695), (3, 26195130), (5, 15717078), (6, 13097565), (9, 8731710), (10, 7858539), (13, 6045030), (15, 5239026), (17, 4622670), (18, 4365855), (26, 3022515), (27, 2910570), (30, 2619513), (34, 2311335), (39, 2015010), (45, 1746342), (51, 1540890), (54, 1455285), (65, 1209006), (78, 1007505), (81, 970190), (85, 924534), (90, 873171), (102, 770445), (117, 671670), (130, 604503), (135, 582114), (153, 513630), (162, 485095), (170, 462267), (195, 403002), (221, 355590), (234, 335835), (255, 308178), (270, 291057), (306, 256815), (351, 223890), (390, 201501), (405, 194038), (439, 179010), (442, 177795), (459, 171210), (510, 154089), (585, 134334), (663, 118530), (702, 111945), (765, 102726), (810, 97019), (878, 89505), (918, 85605), (1053, 74630), (1105, 71118), (1170, 67167), (1317, 59670), (1326, 59265), (1377, 57070), (1530, 51363), (1755, 44778), (1989, 39510), (2106, 37315), (2195, 35802), (2210, 35559), (2295, 34242), (2634, 29835), (2754, 28535), (3315, 23706), (3510, 22389), (3951, 19890), (3978, 19755), (4390, 17901), (4590, 17121), (5265, 14926), (5707, 13770), (5967, 13170), (6585, 11934), (6630, 11853), (6885, 11414), (7463, 10530), (7902, 9945)]