1838455920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{121591}}^1$

素因数の和:121620

約数の個数: 160

約数和(自身を含む): 7237155840

約数和(自身を除く): 5398699920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 121591, 243182, 364773, 486364, 607955, 729546, 851137, 972728, 1094319, 1215910, 1459092, 1702274, 1823865, 1945456, 2188638, 2431820, 2553411, 2918184, 3282957, 3404548, 3647730, 4255685, 4377276, 4863640, 5106822, 5471595, 5836368, 6565914, 6809096, 7295460, 7660233, 8511370, 8754552, 9727280, 10213644, 10943190, 12767055, 13131828, 13618192, 14590920, 15320466, 16414785, 17022740, 17509104, 20427288, 21886380, 22980699, 25534110, 26263656, 29181840, 30640932, 32829570, 34045480, 38301165, 40854576, 43772760, 45961398, 51068220, 52527312, 61281864, 65659140, 68090960, 76602330, 87545520, 91922796, 102136440, 114903495, 122563728, 131318280, 153204660, 183845592, 204272880, 229806990, 262636560, 306409320, 367691184, 459613980, 612818640, 919227960, 1838455920]

約数ペア:

[(1, 1838455920), (2, 919227960), (3, 612818640), (4, 459613980), (5, 367691184), (6, 306409320), (7, 262636560), (8, 229806990), (9, 204272880), (10, 183845592), (12, 153204660), (14, 131318280), (15, 122563728), (16, 114903495), (18, 102136440), (20, 91922796), (21, 87545520), (24, 76602330), (27, 68090960), (28, 65659140), (30, 61281864), (35, 52527312), (36, 51068220), (40, 45961398), (42, 43772760), (45, 40854576), (48, 38301165), (54, 34045480), (56, 32829570), (60, 30640932), (63, 29181840), (70, 26263656), (72, 25534110), (80, 22980699), (84, 21886380), (90, 20427288), (105, 17509104), (108, 17022740), (112, 16414785), (120, 15320466), (126, 14590920), (135, 13618192), (140, 13131828), (144, 12767055), (168, 10943190), (180, 10213644), (189, 9727280), (210, 8754552), (216, 8511370), (240, 7660233), (252, 7295460), (270, 6809096), (280, 6565914), (315, 5836368), (336, 5471595), (360, 5106822), (378, 4863640), (420, 4377276), (432, 4255685), (504, 3647730), (540, 3404548), (560, 3282957), (630, 2918184), (720, 2553411), (756, 2431820), (840, 2188638), (945, 1945456), (1008, 1823865), (1080, 1702274), (1260, 1459092), (1512, 1215910), (1680, 1094319), (1890, 972728), (2160, 851137), (2520, 729546), (3024, 607955), (3780, 486364), (5040, 364773), (7560, 243182), (15120, 121591)]