248915520

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{12347}}^1$

素因数の和:12377

約数の個数: 168

約数和(自身を含む): 978554304

約数和(自身を除く): 729638784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 12347, 20160, 24694, 37041, 49388, 61735, 74082, 86429, 98776, 111123, 123470, 148164, 172858, 185205, 197552, 222246, 246940, 259287, 296328, 345716, 370410, 395104, 432145, 444492, 493880, 518574, 555615, 592656, 691432, 740820, 777861, 790208, 864290, 888984, 987760, 1037148, 1111230, 1185312, 1296435, 1382864, 1481640, 1555722, 1728580, 1777968, 1975520, 2074296, 2222460, 2370624, 2592870, 2765728, 2963280, 3111444, 3457160, 3555936, 3889305, 3951040, 4148592, 4444920, 5185740, 5531456, 5926560, 6222888, 6914320, 7111872, 7778610, 8297184, 8889840, 10371480, 11853120, 12445776, 13828640, 15557220, 16594368, 17779680, 20742960, 24891552, 27657280, 31114440, 35559360, 41485920, 49783104, 62228880, 82971840, 124457760, 248915520]

約数ペア:

[(1, 248915520), (2, 124457760), (3, 82971840), (4, 62228880), (5, 49783104), (6, 41485920), (7, 35559360), (8, 31114440), (9, 27657280), (10, 24891552), (12, 20742960), (14, 17779680), (15, 16594368), (16, 15557220), (18, 13828640), (20, 12445776), (21, 11853120), (24, 10371480), (28, 8889840), (30, 8297184), (32, 7778610), (35, 7111872), (36, 6914320), (40, 6222888), (42, 5926560), (45, 5531456), (48, 5185740), (56, 4444920), (60, 4148592), (63, 3951040), (64, 3889305), (70, 3555936), (72, 3457160), (80, 3111444), (84, 2963280), (90, 2765728), (96, 2592870), (105, 2370624), (112, 2222460), (120, 2074296), (126, 1975520), (140, 1777968), (144, 1728580), (160, 1555722), (168, 1481640), (180, 1382864), (192, 1296435), (210, 1185312), (224, 1111230), (240, 1037148), (252, 987760), (280, 888984), (288, 864290), (315, 790208), (320, 777861), (336, 740820), (360, 691432), (420, 592656), (448, 555615), (480, 518574), (504, 493880), (560, 444492), (576, 432145), (630, 395104), (672, 370410), (720, 345716), (840, 296328), (960, 259287), (1008, 246940), (1120, 222246), (1260, 197552), (1344, 185205), (1440, 172858), (1680, 148164), (2016, 123470), (2240, 111123), (2520, 98776), (2880, 86429), (3360, 74082), (4032, 61735), (5040, 49388), (6720, 37041), (10080, 24694), (12347, 20160)]