256768320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:473

約数の個数: 224

約数和(自身を含む): 882213120

約数和(自身を除く): 625444800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 32, 40, 46, 48, 58, 60, 64, 69, 80, 87, 92, 96, 115, 116, 120, 138, 145, 160, 174, 184, 192, 230, 232, 240, 276, 290, 320, 345, 348, 368, 401, 435, 460, 464, 480, 552, 580, 667, 690, 696, 736, 802, 870, 920, 928, 960, 1104, 1160, 1203, 1334, 1380, 1392, 1472, 1604, 1740, 1840, 1856, 2001, 2005, 2208, 2320, 2406, 2668, 2760, 2784, 3208, 3335, 3480, 3680, 4002, 4010, 4416, 4640, 4812, 5336, 5520, 5568, 6015, 6416, 6670, 6960, 7360, 8004, 8020, 9223, 9280, 9624, 10005, 10672, 11040, 11629, 12030, 12832, 13340, 13920, 16008, 16040, 18446, 19248, 20010, 21344, 22080, 23258, 24060, 25664, 26680, 27669, 27840, 32016, 32080, 34887, 36892, 38496, 40020, 42688, 46115, 46516, 48120, 53360, 55338, 58145, 64032, 64160, 69774, 73784, 76992, 80040, 92230, 93032, 96240, 106720, 110676, 116290, 128064, 128320, 138345, 139548, 147568, 160080, 174435, 184460, 186064, 192480, 213440, 221352, 232580, 267467, 276690, 279096, 295136, 320160, 348870, 368920, 372128, 384960, 442704, 465160, 534934, 553380, 558192, 590272, 640320, 697740, 737840, 744256, 802401, 885408, 930320, 1069868, 1106760, 1116384, 1337335, 1395480, 1475680, 1604802, 1770816, 1860640, 2139736, 2213520, 2232768, 2674670, 2790960, 2951360, 3209604, 3721280, 4012005, 4279472, 4427040, 5349340, 5581920, 6419208, 8024010, 8558944, 8854080, 10698680, 11163840, 12838416, 16048020, 17117888, 21397360, 25676832, 32096040, 42794720, 51353664, 64192080, 85589440, 128384160, 256768320]

約数ペア:

[(1, 256768320), (2, 128384160), (3, 85589440), (4, 64192080), (5, 51353664), (6, 42794720), (8, 32096040), (10, 25676832), (12, 21397360), (15, 17117888), (16, 16048020), (20, 12838416), (23, 11163840), (24, 10698680), (29, 8854080), (30, 8558944), (32, 8024010), (40, 6419208), (46, 5581920), (48, 5349340), (58, 4427040), (60, 4279472), (64, 4012005), (69, 3721280), (80, 3209604), (87, 2951360), (92, 2790960), (96, 2674670), (115, 2232768), (116, 2213520), (120, 2139736), (138, 1860640), (145, 1770816), (160, 1604802), (174, 1475680), (184, 1395480), (192, 1337335), (230, 1116384), (232, 1106760), (240, 1069868), (276, 930320), (290, 885408), (320, 802401), (345, 744256), (348, 737840), (368, 697740), (401, 640320), (435, 590272), (460, 558192), (464, 553380), (480, 534934), (552, 465160), (580, 442704), (667, 384960), (690, 372128), (696, 368920), (736, 348870), (802, 320160), (870, 295136), (920, 279096), (928, 276690), (960, 267467), (1104, 232580), (1160, 221352), (1203, 213440), (1334, 192480), (1380, 186064), (1392, 184460), (1472, 174435), (1604, 160080), (1740, 147568), (1840, 139548), (1856, 138345), (2001, 128320), (2005, 128064), (2208, 116290), (2320, 110676), (2406, 106720), (2668, 96240), (2760, 93032), (2784, 92230), (3208, 80040), (3335, 76992), (3480, 73784), (3680, 69774), (4002, 64160), (4010, 64032), (4416, 58145), (4640, 55338), (4812, 53360), (5336, 48120), (5520, 46516), (5568, 46115), (6015, 42688), (6416, 40020), (6670, 38496), (6960, 36892), (7360, 34887), (8004, 32080), (8020, 32016), (9223, 27840), (9280, 27669), (9624, 26680), (10005, 25664), (10672, 24060), (11040, 23258), (11629, 22080), (12030, 21344), (12832, 20010), (13340, 19248), (13920, 18446), (16008, 16040)]