255317760

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:663

約数の個数: 216

約数和(自身を含む): 908762400

約数和(自身を除く): 653444640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 128, 144, 148, 160, 180, 185, 192, 222, 240, 256, 288, 296, 320, 333, 360, 370, 384, 444, 480, 555, 576, 592, 599, 640, 666, 720, 740, 768, 888, 960, 1110, 1152, 1184, 1198, 1280, 1332, 1440, 1480, 1665, 1776, 1797, 1920, 2220, 2304, 2368, 2396, 2664, 2880, 2960, 2995, 3330, 3552, 3594, 3840, 4440, 4736, 4792, 5328, 5391, 5760, 5920, 5990, 6660, 7104, 7188, 8880, 8985, 9472, 9584, 10656, 10782, 11520, 11840, 11980, 13320, 14208, 14376, 17760, 17970, 19168, 21312, 21564, 22163, 23680, 23960, 26640, 26955, 28416, 28752, 35520, 35940, 38336, 42624, 43128, 44326, 47360, 47920, 53280, 53910, 57504, 66489, 71040, 71880, 76672, 85248, 86256, 88652, 95840, 106560, 107820, 110815, 115008, 132978, 142080, 143760, 153344, 172512, 177304, 191680, 199467, 213120, 215640, 221630, 230016, 265956, 287520, 332445, 345024, 354608, 383360, 398934, 426240, 431280, 443260, 460032, 531912, 575040, 664890, 690048, 709216, 766720, 797868, 862560, 886520, 997335, 1063824, 1150080, 1329780, 1380096, 1418432, 1595736, 1725120, 1773040, 1994670, 2127648, 2300160, 2659560, 2836864, 3191472, 3450240, 3546080, 3989340, 4255296, 5319120, 5673728, 6382944, 6900480, 7092160, 7978680, 8510592, 10638240, 12765888, 14184320, 15957360, 17021184, 21276480, 25531776, 28368640, 31914720, 42552960, 51063552, 63829440, 85105920, 127658880, 255317760]

約数ペア:

[(1, 255317760), (2, 127658880), (3, 85105920), (4, 63829440), (5, 51063552), (6, 42552960), (8, 31914720), (9, 28368640), (10, 25531776), (12, 21276480), (15, 17021184), (16, 15957360), (18, 14184320), (20, 12765888), (24, 10638240), (30, 8510592), (32, 7978680), (36, 7092160), (37, 6900480), (40, 6382944), (45, 5673728), (48, 5319120), (60, 4255296), (64, 3989340), (72, 3546080), (74, 3450240), (80, 3191472), (90, 2836864), (96, 2659560), (111, 2300160), (120, 2127648), (128, 1994670), (144, 1773040), (148, 1725120), (160, 1595736), (180, 1418432), (185, 1380096), (192, 1329780), (222, 1150080), (240, 1063824), (256, 997335), (288, 886520), (296, 862560), (320, 797868), (333, 766720), (360, 709216), (370, 690048), (384, 664890), (444, 575040), (480, 531912), (555, 460032), (576, 443260), (592, 431280), (599, 426240), (640, 398934), (666, 383360), (720, 354608), (740, 345024), (768, 332445), (888, 287520), (960, 265956), (1110, 230016), (1152, 221630), (1184, 215640), (1198, 213120), (1280, 199467), (1332, 191680), (1440, 177304), (1480, 172512), (1665, 153344), (1776, 143760), (1797, 142080), (1920, 132978), (2220, 115008), (2304, 110815), (2368, 107820), (2396, 106560), (2664, 95840), (2880, 88652), (2960, 86256), (2995, 85248), (3330, 76672), (3552, 71880), (3594, 71040), (3840, 66489), (4440, 57504), (4736, 53910), (4792, 53280), (5328, 47920), (5391, 47360), (5760, 44326), (5920, 43128), (5990, 42624), (6660, 38336), (7104, 35940), (7188, 35520), (8880, 28752), (8985, 28416), (9472, 26955), (9584, 26640), (10656, 23960), (10782, 23680), (11520, 22163), (11840, 21564), (11980, 21312), (13320, 19168), (14208, 17970), (14376, 17760)]