254274240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{199}}^1$

素因数の和:252

約数の個数: 224

約数和(自身を含む): 892454400

約数和(自身を除く): 638180160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 121, 132, 160, 165, 176, 192, 199, 220, 240, 242, 264, 320, 330, 352, 363, 398, 440, 480, 484, 528, 597, 605, 660, 704, 726, 796, 880, 960, 968, 995, 1056, 1194, 1210, 1320, 1331, 1452, 1592, 1760, 1815, 1936, 1990, 2112, 2189, 2388, 2420, 2640, 2662, 2904, 2985, 3184, 3520, 3630, 3872, 3980, 3993, 4378, 4776, 4840, 5280, 5324, 5808, 5970, 6368, 6567, 6655, 7260, 7744, 7960, 7986, 8756, 9552, 9680, 10560, 10648, 10945, 11616, 11940, 12736, 13134, 13310, 14520, 15920, 15972, 17512, 19104, 19360, 19965, 21296, 21890, 23232, 23880, 24079, 26268, 26620, 29040, 31840, 31944, 32835, 35024, 38208, 38720, 39930, 42592, 43780, 47760, 48158, 52536, 53240, 58080, 63680, 63888, 65670, 70048, 72237, 79860, 85184, 87560, 95520, 96316, 105072, 106480, 116160, 120395, 127776, 131340, 140096, 144474, 159720, 175120, 191040, 192632, 210144, 212960, 240790, 255552, 262680, 264869, 288948, 319440, 350240, 361185, 385264, 420288, 425920, 481580, 525360, 529738, 577896, 638880, 700480, 722370, 770528, 794607, 963160, 1050720, 1059476, 1155792, 1277760, 1324345, 1444740, 1541056, 1589214, 1926320, 2101440, 2118952, 2311584, 2648690, 2889480, 3178428, 3852640, 3973035, 4237904, 4623168, 5297380, 5778960, 6356856, 7705280, 7946070, 8475808, 10594760, 11557920, 12713712, 15892140, 16951616, 21189520, 23115840, 25427424, 31784280, 42379040, 50854848, 63568560, 84758080, 127137120, 254274240]

約数ペア:

[(1, 254274240), (2, 127137120), (3, 84758080), (4, 63568560), (5, 50854848), (6, 42379040), (8, 31784280), (10, 25427424), (11, 23115840), (12, 21189520), (15, 16951616), (16, 15892140), (20, 12713712), (22, 11557920), (24, 10594760), (30, 8475808), (32, 7946070), (33, 7705280), (40, 6356856), (44, 5778960), (48, 5297380), (55, 4623168), (60, 4237904), (64, 3973035), (66, 3852640), (80, 3178428), (88, 2889480), (96, 2648690), (110, 2311584), (120, 2118952), (121, 2101440), (132, 1926320), (160, 1589214), (165, 1541056), (176, 1444740), (192, 1324345), (199, 1277760), (220, 1155792), (240, 1059476), (242, 1050720), (264, 963160), (320, 794607), (330, 770528), (352, 722370), (363, 700480), (398, 638880), (440, 577896), (480, 529738), (484, 525360), (528, 481580), (597, 425920), (605, 420288), (660, 385264), (704, 361185), (726, 350240), (796, 319440), (880, 288948), (960, 264869), (968, 262680), (995, 255552), (1056, 240790), (1194, 212960), (1210, 210144), (1320, 192632), (1331, 191040), (1452, 175120), (1592, 159720), (1760, 144474), (1815, 140096), (1936, 131340), (1990, 127776), (2112, 120395), (2189, 116160), (2388, 106480), (2420, 105072), (2640, 96316), (2662, 95520), (2904, 87560), (2985, 85184), (3184, 79860), (3520, 72237), (3630, 70048), (3872, 65670), (3980, 63888), (3993, 63680), (4378, 58080), (4776, 53240), (4840, 52536), (5280, 48158), (5324, 47760), (5808, 43780), (5970, 42592), (6368, 39930), (6567, 38720), (6655, 38208), (7260, 35024), (7744, 32835), (7960, 31944), (7986, 31840), (8756, 29040), (9552, 26620), (9680, 26268), (10560, 24079), (10648, 23880), (10945, 23232), (11616, 21890), (11940, 21296), (12736, 19965), (13134, 19360), (13310, 19104), (14520, 17512), (15920, 15972)]