28241360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:133

約数の個数: 160

約数和(自身を含む): 81423360

約数和(自身を除く): 53182000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 37, 40, 47, 56, 58, 70, 74, 80, 94, 112, 116, 140, 145, 148, 185, 188, 203, 232, 235, 259, 280, 290, 296, 329, 370, 376, 406, 464, 470, 518, 560, 580, 592, 658, 740, 752, 812, 940, 1015, 1036, 1073, 1160, 1295, 1316, 1363, 1480, 1624, 1645, 1739, 1880, 2030, 2072, 2146, 2320, 2590, 2632, 2726, 2960, 3248, 3290, 3478, 3760, 4060, 4144, 4292, 5180, 5264, 5365, 5452, 6580, 6815, 6956, 7511, 8120, 8584, 8695, 9541, 10360, 10730, 10904, 12173, 13160, 13630, 13912, 15022, 16240, 17168, 17390, 19082, 20720, 21460, 21808, 24346, 26320, 27260, 27824, 30044, 34780, 37555, 38164, 42920, 47705, 48692, 50431, 54520, 60088, 60865, 69560, 75110, 76328, 85840, 95410, 97384, 100862, 109040, 120176, 121730, 139120, 150220, 152656, 190820, 194768, 201724, 243460, 252155, 300440, 353017, 381640, 403448, 486920, 504310, 600880, 706034, 763280, 806896, 973840, 1008620, 1412068, 1765085, 2017240, 2824136, 3530170, 4034480, 5648272, 7060340, 14120680, 28241360]

約数ペア:

[(1, 28241360), (2, 14120680), (4, 7060340), (5, 5648272), (7, 4034480), (8, 3530170), (10, 2824136), (14, 2017240), (16, 1765085), (20, 1412068), (28, 1008620), (29, 973840), (35, 806896), (37, 763280), (40, 706034), (47, 600880), (56, 504310), (58, 486920), (70, 403448), (74, 381640), (80, 353017), (94, 300440), (112, 252155), (116, 243460), (140, 201724), (145, 194768), (148, 190820), (185, 152656), (188, 150220), (203, 139120), (232, 121730), (235, 120176), (259, 109040), (280, 100862), (290, 97384), (296, 95410), (329, 85840), (370, 76328), (376, 75110), (406, 69560), (464, 60865), (470, 60088), (518, 54520), (560, 50431), (580, 48692), (592, 47705), (658, 42920), (740, 38164), (752, 37555), (812, 34780), (940, 30044), (1015, 27824), (1036, 27260), (1073, 26320), (1160, 24346), (1295, 21808), (1316, 21460), (1363, 20720), (1480, 19082), (1624, 17390), (1645, 17168), (1739, 16240), (1880, 15022), (2030, 13912), (2072, 13630), (2146, 13160), (2320, 12173), (2590, 10904), (2632, 10730), (2726, 10360), (2960, 9541), (3248, 8695), (3290, 8584), (3478, 8120), (3760, 7511), (4060, 6956), (4144, 6815), (4292, 6580), (5180, 5452), (5264, 5365)]