78502320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8387}}^1$

素因数の和:8419

約数の個数: 120

約数和(自身を含む): 283950576

約数和(自身を除く): 205448256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 8387, 9360, 16774, 25161, 33548, 41935, 50322, 67096, 75483, 83870, 100644, 109031, 125805, 134192, 150966, 167740, 201288, 218062, 251610, 301932, 327093, 335480, 377415, 402576, 436124, 503220, 545155, 603864, 654186, 670960, 754830, 872248, 981279, 1006440, 1090310, 1207728, 1308372, 1509660, 1635465, 1744496, 1962558, 2012880, 2180620, 2616744, 3019320, 3270930, 3925116, 4361240, 4906395, 5233488, 6038640, 6541860, 7850232, 8722480, 9812790, 13083720, 15700464, 19625580, 26167440, 39251160, 78502320]

約数ペア:

[(1, 78502320), (2, 39251160), (3, 26167440), (4, 19625580), (5, 15700464), (6, 13083720), (8, 9812790), (9, 8722480), (10, 7850232), (12, 6541860), (13, 6038640), (15, 5233488), (16, 4906395), (18, 4361240), (20, 3925116), (24, 3270930), (26, 3019320), (30, 2616744), (36, 2180620), (39, 2012880), (40, 1962558), (45, 1744496), (48, 1635465), (52, 1509660), (60, 1308372), (65, 1207728), (72, 1090310), (78, 1006440), (80, 981279), (90, 872248), (104, 754830), (117, 670960), (120, 654186), (130, 603864), (144, 545155), (156, 503220), (180, 436124), (195, 402576), (208, 377415), (234, 335480), (240, 327093), (260, 301932), (312, 251610), (360, 218062), (390, 201288), (468, 167740), (520, 150966), (585, 134192), (624, 125805), (720, 109031), (780, 100644), (936, 83870), (1040, 75483), (1170, 67096), (1560, 50322), (1872, 41935), (2340, 33548), (3120, 25161), (4680, 16774), (8387, 9360)]