199509480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:605

約数の個数: 160

約数和(自身を含む): 676922400

約数和(自身を除く): 477412920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 139, 162, 180, 216, 270, 278, 324, 360, 405, 417, 443, 540, 556, 648, 695, 810, 834, 886, 1080, 1112, 1251, 1329, 1390, 1620, 1668, 1772, 2085, 2215, 2502, 2658, 2780, 3240, 3336, 3544, 3753, 3987, 4170, 4430, 5004, 5316, 5560, 6255, 6645, 7506, 7974, 8340, 8860, 10008, 10632, 11259, 11961, 12510, 13290, 15012, 15948, 16680, 17720, 18765, 19935, 22518, 23922, 25020, 26580, 30024, 31896, 35883, 37530, 39870, 45036, 47844, 50040, 53160, 56295, 59805, 61577, 71766, 75060, 79740, 90072, 95688, 112590, 119610, 123154, 143532, 150120, 159480, 179415, 184731, 225180, 239220, 246308, 287064, 307885, 358830, 369462, 450360, 478440, 492616, 554193, 615770, 717660, 738924, 923655, 1108386, 1231540, 1435320, 1477848, 1662579, 1847310, 2216772, 2463080, 2770965, 3325158, 3694620, 4433544, 4987737, 5541930, 6650316, 7389240, 8312895, 9975474, 11083860, 13300632, 16625790, 19950948, 22167720, 24938685, 33251580, 39901896, 49877370, 66503160, 99754740, 199509480]

約数ペア:

[(1, 199509480), (2, 99754740), (3, 66503160), (4, 49877370), (5, 39901896), (6, 33251580), (8, 24938685), (9, 22167720), (10, 19950948), (12, 16625790), (15, 13300632), (18, 11083860), (20, 9975474), (24, 8312895), (27, 7389240), (30, 6650316), (36, 5541930), (40, 4987737), (45, 4433544), (54, 3694620), (60, 3325158), (72, 2770965), (81, 2463080), (90, 2216772), (108, 1847310), (120, 1662579), (135, 1477848), (139, 1435320), (162, 1231540), (180, 1108386), (216, 923655), (270, 738924), (278, 717660), (324, 615770), (360, 554193), (405, 492616), (417, 478440), (443, 450360), (540, 369462), (556, 358830), (648, 307885), (695, 287064), (810, 246308), (834, 239220), (886, 225180), (1080, 184731), (1112, 179415), (1251, 159480), (1329, 150120), (1390, 143532), (1620, 123154), (1668, 119610), (1772, 112590), (2085, 95688), (2215, 90072), (2502, 79740), (2658, 75060), (2780, 71766), (3240, 61577), (3336, 59805), (3544, 56295), (3753, 53160), (3987, 50040), (4170, 47844), (4430, 45036), (5004, 39870), (5316, 37530), (5560, 35883), (6255, 31896), (6645, 30024), (7506, 26580), (7974, 25020), (8340, 23922), (8860, 22518), (10008, 19935), (10632, 18765), (11259, 17720), (11961, 16680), (12510, 15948), (13290, 15012)]