278742960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{467}}^1\times {\mathrm{829}}^1$

素因数の和:1315

約数の個数: 120

約数和(自身を含む): 939247920

約数和(自身を除く): 660504960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 467, 720, 829, 934, 1401, 1658, 1868, 2335, 2487, 2802, 3316, 3736, 4145, 4203, 4670, 4974, 5604, 6632, 7005, 7461, 7472, 8290, 8406, 9340, 9948, 11208, 12435, 13264, 14010, 14922, 16580, 16812, 18680, 19896, 21015, 22416, 24870, 28020, 29844, 33160, 33624, 37305, 37360, 39792, 42030, 49740, 56040, 59688, 66320, 67248, 74610, 84060, 99480, 112080, 119376, 149220, 168120, 198960, 298440, 336240, 387143, 596880, 774286, 1161429, 1548572, 1935715, 2322858, 3097144, 3484287, 3871430, 4645716, 5807145, 6194288, 6968574, 7742860, 9291432, 11614290, 13937148, 15485720, 17421435, 18582864, 23228580, 27874296, 30971440, 34842870, 46457160, 55748592, 69685740, 92914320, 139371480, 278742960]

約数ペア:

[(1, 278742960), (2, 139371480), (3, 92914320), (4, 69685740), (5, 55748592), (6, 46457160), (8, 34842870), (9, 30971440), (10, 27874296), (12, 23228580), (15, 18582864), (16, 17421435), (18, 15485720), (20, 13937148), (24, 11614290), (30, 9291432), (36, 7742860), (40, 6968574), (45, 6194288), (48, 5807145), (60, 4645716), (72, 3871430), (80, 3484287), (90, 3097144), (120, 2322858), (144, 1935715), (180, 1548572), (240, 1161429), (360, 774286), (467, 596880), (720, 387143), (829, 336240), (934, 298440), (1401, 198960), (1658, 168120), (1868, 149220), (2335, 119376), (2487, 112080), (2802, 99480), (3316, 84060), (3736, 74610), (4145, 67248), (4203, 66320), (4670, 59688), (4974, 56040), (5604, 49740), (6632, 42030), (7005, 39792), (7461, 37360), (7472, 37305), (8290, 33624), (8406, 33160), (9340, 29844), (9948, 28020), (11208, 24870), (12435, 22416), (13264, 21015), (14010, 19896), (14922, 18680), (16580, 16812)]