1885781520

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{124721}}^1$

素因数の和:124750

約数の個数: 160

約数和(自身を含む): 7423453440

約数和(自身を除く): 5537671920

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, 124721, 249442, 374163, 498884, 623605, 748326, 873047, 997768, 1122489, 1247210, 1496652, 1746094, 1870815, 1995536, 2244978, 2494420, 2619141, 2993304, 3367467, 3492188, 3741630, 4365235, 4489956, 4988840, 5238282, 5612445, 5986608, 6734934, 6984376, 7483260, 7857423, 8730470, 8979912, 9977680, 10476564, 11224890, 13095705, 13469868, 13968752, 14966520, 15714846, 16837335, 17460940, 17959824, 20953128, 22449780, 23572269, 26191410, 26939736, 29933040, 31429692, 33674670, 34921880, 39287115, 41906256, 44899560, 47144538, 52382820, 53879472, 62859384, 67349340, 69843760, 78574230, 89799120, 94289076, 104765640, 117861345, 125718768, 134698680, 157148460, 188578152, 209531280, 235722690, 269397360, 314296920, 377156304, 471445380, 628593840, 942890760, 1885781520]

約数ペア:

[(1, 1885781520), (2, 942890760), (3, 628593840), (4, 471445380), (5, 377156304), (6, 314296920), (7, 269397360), (8, 235722690), (9, 209531280), (10, 188578152), (12, 157148460), (14, 134698680), (15, 125718768), (16, 117861345), (18, 104765640), (20, 94289076), (21, 89799120), (24, 78574230), (27, 69843760), (28, 67349340), (30, 62859384), (35, 53879472), (36, 52382820), (40, 47144538), (42, 44899560), (45, 41906256), (48, 39287115), (54, 34921880), (56, 33674670), (60, 31429692), (63, 29933040), (70, 26939736), (72, 26191410), (80, 23572269), (84, 22449780), (90, 20953128), (105, 17959824), (108, 17460940), (112, 16837335), (120, 15714846), (126, 14966520), (135, 13968752), (140, 13469868), (144, 13095705), (168, 11224890), (180, 10476564), (189, 9977680), (210, 8979912), (216, 8730470), (240, 7857423), (252, 7483260), (270, 6984376), (280, 6734934), (315, 5986608), (336, 5612445), (360, 5238282), (378, 4988840), (420, 4489956), (432, 4365235), (504, 3741630), (540, 3492188), (560, 3367467), (630, 2993304), (720, 2619141), (756, 2494420), (840, 2244978), (945, 1995536), (1008, 1870815), (1080, 1746094), (1260, 1496652), (1512, 1247210), (1680, 1122489), (1890, 997768), (2160, 873047), (2520, 748326), (3024, 623605), (3780, 498884), (5040, 374163), (7560, 249442), (15120, 124721)]