278825040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29789}}^1$

素因数の和:29821

約数の個数: 120

約数和(自身を含む): 1008451080

約数和(自身を除く): 729626040

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, 9360, 29789, 59578, 89367, 119156, 148945, 178734, 238312, 268101, 297890, 357468, 387257, 446835, 476624, 536202, 595780, 714936, 774514, 893670, 1072404, 1161771, 1191560, 1340505, 1429872, 1549028, 1787340, 1936285, 2144808, 2323542, 2383120, 2681010, 3098056, 3485313, 3574680, 3872570, 4289616, 4647084, 5362020, 5808855, 6196112, 6970626, 7149360, 7745140, 9294168, 10724040, 11617710, 13941252, 15490280, 17426565, 18588336, 21448080, 23235420, 27882504, 30980560, 34853130, 46470840, 55765008, 69706260, 92941680, 139412520, 278825040]

約数ペア:

[(1, 278825040), (2, 139412520), (3, 92941680), (4, 69706260), (5, 55765008), (6, 46470840), (8, 34853130), (9, 30980560), (10, 27882504), (12, 23235420), (13, 21448080), (15, 18588336), (16, 17426565), (18, 15490280), (20, 13941252), (24, 11617710), (26, 10724040), (30, 9294168), (36, 7745140), (39, 7149360), (40, 6970626), (45, 6196112), (48, 5808855), (52, 5362020), (60, 4647084), (65, 4289616), (72, 3872570), (78, 3574680), (80, 3485313), (90, 3098056), (104, 2681010), (117, 2383120), (120, 2323542), (130, 2144808), (144, 1936285), (156, 1787340), (180, 1549028), (195, 1429872), (208, 1340505), (234, 1191560), (240, 1161771), (260, 1072404), (312, 893670), (360, 774514), (390, 714936), (468, 595780), (520, 536202), (585, 476624), (624, 446835), (720, 387257), (780, 357468), (936, 297890), (1040, 268101), (1170, 238312), (1560, 178734), (1872, 148945), (2340, 119156), (3120, 89367), (4680, 59578), (9360, 29789)]