178938240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:209

約数の個数: 256

約数和(自身を含む): 629233920

約数和(自身を除く): 450295680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 67, 78, 80, 96, 104, 107, 120, 128, 130, 134, 156, 160, 192, 195, 201, 208, 214, 240, 260, 268, 312, 320, 321, 335, 384, 390, 402, 416, 428, 480, 520, 535, 536, 624, 640, 642, 670, 780, 804, 832, 856, 871, 960, 1005, 1040, 1070, 1072, 1248, 1284, 1340, 1391, 1560, 1605, 1608, 1664, 1712, 1742, 1920, 2010, 2080, 2140, 2144, 2496, 2568, 2613, 2680, 2782, 3120, 3210, 3216, 3424, 3484, 4020, 4160, 4173, 4280, 4288, 4355, 4992, 5136, 5226, 5360, 5564, 6240, 6420, 6432, 6848, 6955, 6968, 7169, 8040, 8320, 8346, 8560, 8576, 8710, 10272, 10452, 10720, 11128, 12480, 12840, 12864, 13065, 13696, 13910, 13936, 14338, 16080, 16692, 17120, 17420, 20544, 20865, 20904, 21440, 21507, 22256, 24960, 25680, 25728, 26130, 27820, 27872, 28676, 32160, 33384, 34240, 34840, 35845, 41088, 41730, 41808, 42880, 43014, 44512, 51360, 52260, 55640, 55744, 57352, 64320, 66768, 68480, 69680, 71690, 83460, 83616, 86028, 89024, 93197, 102720, 104520, 107535, 111280, 111488, 114704, 128640, 133536, 139360, 143380, 166920, 167232, 172056, 178048, 186394, 205440, 209040, 215070, 222560, 229408, 267072, 278720, 279591, 286760, 333840, 334464, 344112, 372788, 418080, 430140, 445120, 458816, 465985, 534144, 557440, 559182, 573520, 667680, 688224, 745576, 836160, 860280, 890240, 917632, 931970, 1118364, 1147040, 1335360, 1376448, 1397955, 1491152, 1672320, 1720560, 1863940, 2236728, 2294080, 2670720, 2752896, 2795910, 2982304, 3441120, 3727880, 4473456, 4588160, 5591820, 5964608, 6882240, 7455760, 8946912, 11183640, 11929216, 13764480, 14911520, 17893824, 22367280, 29823040, 35787648, 44734560, 59646080, 89469120, 178938240]

約数ペア:

[(1, 178938240), (2, 89469120), (3, 59646080), (4, 44734560), (5, 35787648), (6, 29823040), (8, 22367280), (10, 17893824), (12, 14911520), (13, 13764480), (15, 11929216), (16, 11183640), (20, 8946912), (24, 7455760), (26, 6882240), (30, 5964608), (32, 5591820), (39, 4588160), (40, 4473456), (48, 3727880), (52, 3441120), (60, 2982304), (64, 2795910), (65, 2752896), (67, 2670720), (78, 2294080), (80, 2236728), (96, 1863940), (104, 1720560), (107, 1672320), (120, 1491152), (128, 1397955), (130, 1376448), (134, 1335360), (156, 1147040), (160, 1118364), (192, 931970), (195, 917632), (201, 890240), (208, 860280), (214, 836160), (240, 745576), (260, 688224), (268, 667680), (312, 573520), (320, 559182), (321, 557440), (335, 534144), (384, 465985), (390, 458816), (402, 445120), (416, 430140), (428, 418080), (480, 372788), (520, 344112), (535, 334464), (536, 333840), (624, 286760), (640, 279591), (642, 278720), (670, 267072), (780, 229408), (804, 222560), (832, 215070), (856, 209040), (871, 205440), (960, 186394), (1005, 178048), (1040, 172056), (1070, 167232), (1072, 166920), (1248, 143380), (1284, 139360), (1340, 133536), (1391, 128640), (1560, 114704), (1605, 111488), (1608, 111280), (1664, 107535), (1712, 104520), (1742, 102720), (1920, 93197), (2010, 89024), (2080, 86028), (2140, 83616), (2144, 83460), (2496, 71690), (2568, 69680), (2613, 68480), (2680, 66768), (2782, 64320), (3120, 57352), (3210, 55744), (3216, 55640), (3424, 52260), (3484, 51360), (4020, 44512), (4160, 43014), (4173, 42880), (4280, 41808), (4288, 41730), (4355, 41088), (4992, 35845), (5136, 34840), (5226, 34240), (5360, 33384), (5564, 32160), (6240, 28676), (6420, 27872), (6432, 27820), (6848, 26130), (6955, 25728), (6968, 25680), (7169, 24960), (8040, 22256), (8320, 21507), (8346, 21440), (8560, 20904), (8576, 20865), (8710, 20544), (10272, 17420), (10452, 17120), (10720, 16692), (11128, 16080), (12480, 14338), (12840, 13936), (12864, 13910), (13065, 13696)]