78895440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8429}}^1$

素因数の和:8461

約数の個数: 120

約数和(自身を含む): 285372360

約数和(自身を除く): 206476920

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, 8429, 9360, 16858, 25287, 33716, 42145, 50574, 67432, 75861, 84290, 101148, 109577, 126435, 134864, 151722, 168580, 202296, 219154, 252870, 303444, 328731, 337160, 379305, 404592, 438308, 505740, 547885, 606888, 657462, 674320, 758610, 876616, 986193, 1011480, 1095770, 1213776, 1314924, 1517220, 1643655, 1753232, 1972386, 2022960, 2191540, 2629848, 3034440, 3287310, 3944772, 4383080, 4930965, 5259696, 6068880, 6574620, 7889544, 8766160, 9861930, 13149240, 15779088, 19723860, 26298480, 39447720, 78895440]

約数ペア:

[(1, 78895440), (2, 39447720), (3, 26298480), (4, 19723860), (5, 15779088), (6, 13149240), (8, 9861930), (9, 8766160), (10, 7889544), (12, 6574620), (13, 6068880), (15, 5259696), (16, 4930965), (18, 4383080), (20, 3944772), (24, 3287310), (26, 3034440), (30, 2629848), (36, 2191540), (39, 2022960), (40, 1972386), (45, 1753232), (48, 1643655), (52, 1517220), (60, 1314924), (65, 1213776), (72, 1095770), (78, 1011480), (80, 986193), (90, 876616), (104, 758610), (117, 674320), (120, 657462), (130, 606888), (144, 547885), (156, 505740), (180, 438308), (195, 404592), (208, 379305), (234, 337160), (240, 328731), (260, 303444), (312, 252870), (360, 219154), (390, 202296), (468, 168580), (520, 151722), (585, 134864), (624, 126435), (720, 109577), (780, 101148), (936, 84290), (1040, 75861), (1170, 67432), (1560, 50574), (1872, 42145), (2340, 33716), (3120, 25287), (4680, 16858), (8429, 9360)]