21229600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:267

約数の個数: 144

約数和(自身を含む): 62995968

約数和(自身を除く): 41766368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 32, 34, 35, 40, 50, 56, 68, 70, 80, 85, 100, 112, 119, 136, 140, 160, 170, 175, 200, 223, 224, 238, 272, 280, 340, 350, 400, 425, 446, 476, 544, 560, 595, 680, 700, 800, 850, 892, 952, 1115, 1120, 1190, 1360, 1400, 1561, 1700, 1784, 1904, 2230, 2380, 2720, 2800, 2975, 3122, 3400, 3568, 3791, 3808, 4460, 4760, 5575, 5600, 5950, 6244, 6800, 7136, 7582, 7805, 8920, 9520, 11150, 11900, 12488, 13600, 15164, 15610, 17840, 18955, 19040, 22300, 23800, 24976, 26537, 30328, 31220, 35680, 37910, 39025, 44600, 47600, 49952, 53074, 60656, 62440, 75820, 78050, 89200, 94775, 95200, 106148, 121312, 124880, 132685, 151640, 156100, 178400, 189550, 212296, 249760, 265370, 303280, 312200, 379100, 424592, 530740, 606560, 624400, 663425, 758200, 849184, 1061480, 1248800, 1326850, 1516400, 2122960, 2653700, 3032800, 4245920, 5307400, 10614800, 21229600]

約数ペア:

[(1, 21229600), (2, 10614800), (4, 5307400), (5, 4245920), (7, 3032800), (8, 2653700), (10, 2122960), (14, 1516400), (16, 1326850), (17, 1248800), (20, 1061480), (25, 849184), (28, 758200), (32, 663425), (34, 624400), (35, 606560), (40, 530740), (50, 424592), (56, 379100), (68, 312200), (70, 303280), (80, 265370), (85, 249760), (100, 212296), (112, 189550), (119, 178400), (136, 156100), (140, 151640), (160, 132685), (170, 124880), (175, 121312), (200, 106148), (223, 95200), (224, 94775), (238, 89200), (272, 78050), (280, 75820), (340, 62440), (350, 60656), (400, 53074), (425, 49952), (446, 47600), (476, 44600), (544, 39025), (560, 37910), (595, 35680), (680, 31220), (700, 30328), (800, 26537), (850, 24976), (892, 23800), (952, 22300), (1115, 19040), (1120, 18955), (1190, 17840), (1360, 15610), (1400, 15164), (1561, 13600), (1700, 12488), (1784, 11900), (1904, 11150), (2230, 9520), (2380, 8920), (2720, 7805), (2800, 7582), (2975, 7136), (3122, 6800), (3400, 6244), (3568, 5950), (3791, 5600), (3808, 5575), (4460, 4760)]