400044960

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{13229}}^1$

素因数の和:13260

約数の個数: 192

約数和(自身を含む): 1600300800

約数和(自身を除く): 1200255840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 13229, 15120, 26458, 30240, 39687, 52916, 66145, 79374, 92603, 105832, 119061, 132290, 158748, 185206, 198435, 211664, 238122, 264580, 277809, 317496, 357183, 370412, 396870, 423328, 463015, 476244, 529160, 555618, 595305, 634992, 714366, 740824, 793740, 833427, 926030, 952488, 1058320, 1111236, 1190610, 1269984, 1389045, 1428732, 1481648, 1587480, 1666854, 1785915, 1852060, 1904976, 2116640, 2222472, 2381220, 2500281, 2778090, 2857464, 2963296, 3174960, 3333708, 3571830, 3704120, 3809952, 4167135, 4444944, 4762440, 5000562, 5556180, 5714928, 6349920, 6667416, 7143660, 7408240, 8334270, 8889888, 9524880, 10001124, 11112360, 11429856, 12501405, 13334832, 14287320, 14816480, 16668540, 19049760, 20002248, 22224720, 25002810, 26669664, 28574640, 33337080, 40004496, 44449440, 50005620, 57149280, 66674160, 80008992, 100011240, 133348320, 200022480, 400044960]

約数ペア:

[(1, 400044960), (2, 200022480), (3, 133348320), (4, 100011240), (5, 80008992), (6, 66674160), (7, 57149280), (8, 50005620), (9, 44449440), (10, 40004496), (12, 33337080), (14, 28574640), (15, 26669664), (16, 25002810), (18, 22224720), (20, 20002248), (21, 19049760), (24, 16668540), (27, 14816480), (28, 14287320), (30, 13334832), (32, 12501405), (35, 11429856), (36, 11112360), (40, 10001124), (42, 9524880), (45, 8889888), (48, 8334270), (54, 7408240), (56, 7143660), (60, 6667416), (63, 6349920), (70, 5714928), (72, 5556180), (80, 5000562), (84, 4762440), (90, 4444944), (96, 4167135), (105, 3809952), (108, 3704120), (112, 3571830), (120, 3333708), (126, 3174960), (135, 2963296), (140, 2857464), (144, 2778090), (160, 2500281), (168, 2381220), (180, 2222472), (189, 2116640), (210, 1904976), (216, 1852060), (224, 1785915), (240, 1666854), (252, 1587480), (270, 1481648), (280, 1428732), (288, 1389045), (315, 1269984), (336, 1190610), (360, 1111236), (378, 1058320), (420, 952488), (432, 926030), (480, 833427), (504, 793740), (540, 740824), (560, 714366), (630, 634992), (672, 595305), (720, 555618), (756, 529160), (840, 476244), (864, 463015), (945, 423328), (1008, 396870), (1080, 370412), (1120, 357183), (1260, 317496), (1440, 277809), (1512, 264580), (1680, 238122), (1890, 211664), (2016, 198435), (2160, 185206), (2520, 158748), (3024, 132290), (3360, 119061), (3780, 105832), (4320, 92603), (5040, 79374), (6048, 66145), (7560, 52916), (10080, 39687), (13229, 30240), (15120, 26458)]