278634720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6379}}^1$

素因数の和:6417

約数の個数: 192

約数和(自身を含む): 1080414720

約数和(自身を除く): 801780000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2730, 2912, 3120, 3360, 3640, 4368, 5460, 6240, 6379, 7280, 8736, 10920, 12758, 14560, 19137, 21840, 25516, 31895, 38274, 43680, 44653, 51032, 63790, 76548, 82927, 89306, 95685, 102064, 127580, 133959, 153096, 165854, 178612, 191370, 204128, 223265, 248781, 255160, 267918, 306192, 331708, 357224, 382740, 414635, 446530, 497562, 510320, 535836, 580489, 612384, 663416, 669795, 714448, 765480, 829270, 893060, 995124, 1020640, 1071672, 1160978, 1243905, 1326832, 1339590, 1428896, 1530960, 1658540, 1741467, 1786120, 1990248, 2143344, 2321956, 2487810, 2653664, 2679180, 2902445, 3061920, 3317080, 3482934, 3572240, 3980496, 4286688, 4643912, 4975620, 5358360, 5804890, 6634160, 6965868, 7144480, 7960992, 8707335, 9287824, 9951240, 10716720, 11609780, 13268320, 13931736, 17414670, 18575648, 19902480, 21433440, 23219560, 27863472, 34829340, 39804960, 46439120, 55726944, 69658680, 92878240, 139317360, 278634720]

約数ペア:

[(1, 278634720), (2, 139317360), (3, 92878240), (4, 69658680), (5, 55726944), (6, 46439120), (7, 39804960), (8, 34829340), (10, 27863472), (12, 23219560), (13, 21433440), (14, 19902480), (15, 18575648), (16, 17414670), (20, 13931736), (21, 13268320), (24, 11609780), (26, 10716720), (28, 9951240), (30, 9287824), (32, 8707335), (35, 7960992), (39, 7144480), (40, 6965868), (42, 6634160), (48, 5804890), (52, 5358360), (56, 4975620), (60, 4643912), (65, 4286688), (70, 3980496), (78, 3572240), (80, 3482934), (84, 3317080), (91, 3061920), (96, 2902445), (104, 2679180), (105, 2653664), (112, 2487810), (120, 2321956), (130, 2143344), (140, 1990248), (156, 1786120), (160, 1741467), (168, 1658540), (182, 1530960), (195, 1428896), (208, 1339590), (210, 1326832), (224, 1243905), (240, 1160978), (260, 1071672), (273, 1020640), (280, 995124), (312, 893060), (336, 829270), (364, 765480), (390, 714448), (416, 669795), (420, 663416), (455, 612384), (480, 580489), (520, 535836), (546, 510320), (560, 497562), (624, 446530), (672, 414635), (728, 382740), (780, 357224), (840, 331708), (910, 306192), (1040, 267918), (1092, 255160), (1120, 248781), (1248, 223265), (1365, 204128), (1456, 191370), (1560, 178612), (1680, 165854), (1820, 153096), (2080, 133959), (2184, 127580), (2730, 102064), (2912, 95685), (3120, 89306), (3360, 82927), (3640, 76548), (4368, 63790), (5460, 51032), (6240, 44653), (6379, 43680), (7280, 38274), (8736, 31895), (10920, 25516), (12758, 21840), (14560, 19137)]