28174440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1973}}^1$

素因数の和:2011

約数の個数: 128

約数和(自身を含む): 102332160

約数和(自身を除く): 74157720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 1973, 2040, 2380, 2856, 3570, 3946, 4760, 5919, 7140, 7892, 9865, 11838, 13811, 14280, 15784, 19730, 23676, 27622, 29595, 33541, 39460, 41433, 47352, 55244, 59190, 67082, 69055, 78920, 82866, 100623, 110488, 118380, 134164, 138110, 165732, 167705, 201246, 207165, 234787, 236760, 268328, 276220, 331464, 335410, 402492, 414330, 469574, 503115, 552440, 670820, 704361, 804984, 828660, 939148, 1006230, 1173935, 1341640, 1408722, 1657320, 1878296, 2012460, 2347870, 2817444, 3521805, 4024920, 4695740, 5634888, 7043610, 9391480, 14087220, 28174440]

約数ペア:

[(1, 28174440), (2, 14087220), (3, 9391480), (4, 7043610), (5, 5634888), (6, 4695740), (7, 4024920), (8, 3521805), (10, 2817444), (12, 2347870), (14, 2012460), (15, 1878296), (17, 1657320), (20, 1408722), (21, 1341640), (24, 1173935), (28, 1006230), (30, 939148), (34, 828660), (35, 804984), (40, 704361), (42, 670820), (51, 552440), (56, 503115), (60, 469574), (68, 414330), (70, 402492), (84, 335410), (85, 331464), (102, 276220), (105, 268328), (119, 236760), (120, 234787), (136, 207165), (140, 201246), (168, 167705), (170, 165732), (204, 138110), (210, 134164), (238, 118380), (255, 110488), (280, 100623), (340, 82866), (357, 78920), (408, 69055), (420, 67082), (476, 59190), (510, 55244), (595, 47352), (680, 41433), (714, 39460), (840, 33541), (952, 29595), (1020, 27622), (1190, 23676), (1428, 19730), (1785, 15784), (1973, 14280), (2040, 13811), (2380, 11838), (2856, 9865), (3570, 7892), (3946, 7140), (4760, 5919)]