320496960

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1353

約数の個数: 224

約数和(自身を含む): 1195303680

約数和(自身を除く): 874806720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 37, 40, 42, 48, 56, 60, 64, 70, 74, 80, 84, 96, 105, 111, 112, 120, 140, 148, 160, 168, 185, 192, 210, 222, 224, 240, 259, 280, 296, 320, 336, 370, 420, 444, 448, 480, 518, 555, 560, 592, 672, 740, 777, 840, 888, 960, 1036, 1110, 1120, 1184, 1289, 1295, 1344, 1480, 1554, 1680, 1776, 2072, 2220, 2240, 2368, 2578, 2590, 2960, 3108, 3360, 3552, 3867, 3885, 4144, 4440, 5156, 5180, 5920, 6216, 6445, 6720, 7104, 7734, 7770, 8288, 8880, 9023, 10312, 10360, 11840, 12432, 12890, 15468, 15540, 16576, 17760, 18046, 19335, 20624, 20720, 24864, 25780, 27069, 30936, 31080, 35520, 36092, 38670, 41248, 41440, 45115, 47693, 49728, 51560, 54138, 61872, 62160, 72184, 77340, 82496, 82880, 90230, 95386, 103120, 108276, 123744, 124320, 135345, 143079, 144368, 154680, 180460, 190772, 206240, 216552, 238465, 247488, 248640, 270690, 286158, 288736, 309360, 333851, 360920, 381544, 412480, 433104, 476930, 541380, 572316, 577472, 618720, 667702, 715395, 721840, 763088, 866208, 953860, 1001553, 1082760, 1144632, 1237440, 1335404, 1430790, 1443680, 1526176, 1669255, 1732416, 1907720, 2003106, 2165520, 2289264, 2670808, 2861580, 2887360, 3052352, 3338510, 3815440, 4006212, 4331040, 4578528, 5007765, 5341616, 5723160, 6677020, 7630880, 8012424, 8662080, 9157056, 10015530, 10683232, 11446320, 13354040, 15261760, 16024848, 20031060, 21366464, 22892640, 26708080, 32049696, 40062120, 45785280, 53416160, 64099392, 80124240, 106832320, 160248480, 320496960]

約数ペア:

[(1, 320496960), (2, 160248480), (3, 106832320), (4, 80124240), (5, 64099392), (6, 53416160), (7, 45785280), (8, 40062120), (10, 32049696), (12, 26708080), (14, 22892640), (15, 21366464), (16, 20031060), (20, 16024848), (21, 15261760), (24, 13354040), (28, 11446320), (30, 10683232), (32, 10015530), (35, 9157056), (37, 8662080), (40, 8012424), (42, 7630880), (48, 6677020), (56, 5723160), (60, 5341616), (64, 5007765), (70, 4578528), (74, 4331040), (80, 4006212), (84, 3815440), (96, 3338510), (105, 3052352), (111, 2887360), (112, 2861580), (120, 2670808), (140, 2289264), (148, 2165520), (160, 2003106), (168, 1907720), (185, 1732416), (192, 1669255), (210, 1526176), (222, 1443680), (224, 1430790), (240, 1335404), (259, 1237440), (280, 1144632), (296, 1082760), (320, 1001553), (336, 953860), (370, 866208), (420, 763088), (444, 721840), (448, 715395), (480, 667702), (518, 618720), (555, 577472), (560, 572316), (592, 541380), (672, 476930), (740, 433104), (777, 412480), (840, 381544), (888, 360920), (960, 333851), (1036, 309360), (1110, 288736), (1120, 286158), (1184, 270690), (1289, 248640), (1295, 247488), (1344, 238465), (1480, 216552), (1554, 206240), (1680, 190772), (1776, 180460), (2072, 154680), (2220, 144368), (2240, 143079), (2368, 135345), (2578, 124320), (2590, 123744), (2960, 108276), (3108, 103120), (3360, 95386), (3552, 90230), (3867, 82880), (3885, 82496), (4144, 77340), (4440, 72184), (5156, 62160), (5180, 61872), (5920, 54138), (6216, 51560), (6445, 49728), (6720, 47693), (7104, 45115), (7734, 41440), (7770, 41248), (8288, 38670), (8880, 36092), (9023, 35520), (10312, 31080), (10360, 30936), (11840, 27069), (12432, 25780), (12890, 24864), (15468, 20720), (15540, 20624), (16576, 19335), (17760, 18046)]