401559840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:384

約数の個数: 288

約数和(自身を含む): 1515713472

約数和(自身を除く): 1114153632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 101, 110, 120, 132, 144, 160, 165, 176, 180, 198, 202, 220, 240, 251, 264, 288, 303, 330, 352, 360, 396, 404, 440, 480, 495, 502, 505, 528, 606, 660, 720, 753, 792, 808, 880, 909, 990, 1004, 1010, 1056, 1111, 1212, 1255, 1320, 1440, 1506, 1515, 1584, 1616, 1760, 1818, 1980, 2008, 2020, 2222, 2259, 2424, 2510, 2640, 2761, 3012, 3030, 3168, 3232, 3333, 3636, 3765, 3960, 4016, 4040, 4444, 4518, 4545, 4848, 5020, 5280, 5522, 5555, 6024, 6060, 6666, 7272, 7530, 7920, 8032, 8080, 8283, 8888, 9036, 9090, 9696, 9999, 10040, 11044, 11110, 11295, 12048, 12120, 13332, 13805, 14544, 15060, 15840, 16160, 16566, 16665, 17776, 18072, 18180, 19998, 20080, 22088, 22220, 22590, 24096, 24240, 24849, 25351, 26664, 27610, 29088, 30120, 33132, 33330, 35552, 36144, 36360, 39996, 40160, 41415, 44176, 44440, 45180, 48480, 49698, 49995, 50702, 53328, 55220, 60240, 66264, 66660, 72288, 72720, 76053, 79992, 82830, 88352, 88880, 90360, 99396, 99990, 101404, 106656, 110440, 120480, 124245, 126755, 132528, 133320, 145440, 152106, 159984, 165660, 177760, 180720, 198792, 199980, 202808, 220880, 228159, 248490, 253510, 265056, 266640, 278861, 304212, 319968, 331320, 361440, 380265, 397584, 399960, 405616, 441760, 456318, 496980, 507020, 533280, 557722, 608424, 662640, 760530, 795168, 799920, 811232, 836583, 912636, 993960, 1014040, 1115444, 1140795, 1216848, 1325280, 1394305, 1521060, 1599840, 1673166, 1825272, 1987920, 2028080, 2230888, 2281590, 2433696, 2509749, 2788610, 3042120, 3346332, 3650544, 3975840, 4056160, 4182915, 4461776, 4563180, 5019498, 5577220, 6084240, 6692664, 7301088, 8365830, 8923552, 9126360, 10038996, 11154440, 12168480, 12548745, 13385328, 16731660, 18252720, 20077992, 22308880, 25097490, 26770656, 33463320, 36505440, 40155984, 44617760, 50194980, 66926640, 80311968, 100389960, 133853280, 200779920, 401559840]

約数ペア:

[(1, 401559840), (2, 200779920), (3, 133853280), (4, 100389960), (5, 80311968), (6, 66926640), (8, 50194980), (9, 44617760), (10, 40155984), (11, 36505440), (12, 33463320), (15, 26770656), (16, 25097490), (18, 22308880), (20, 20077992), (22, 18252720), (24, 16731660), (30, 13385328), (32, 12548745), (33, 12168480), (36, 11154440), (40, 10038996), (44, 9126360), (45, 8923552), (48, 8365830), (55, 7301088), (60, 6692664), (66, 6084240), (72, 5577220), (80, 5019498), (88, 4563180), (90, 4461776), (96, 4182915), (99, 4056160), (101, 3975840), (110, 3650544), (120, 3346332), (132, 3042120), (144, 2788610), (160, 2509749), (165, 2433696), (176, 2281590), (180, 2230888), (198, 2028080), (202, 1987920), (220, 1825272), (240, 1673166), (251, 1599840), (264, 1521060), (288, 1394305), (303, 1325280), (330, 1216848), (352, 1140795), (360, 1115444), (396, 1014040), (404, 993960), (440, 912636), (480, 836583), (495, 811232), (502, 799920), (505, 795168), (528, 760530), (606, 662640), (660, 608424), (720, 557722), (753, 533280), (792, 507020), (808, 496980), (880, 456318), (909, 441760), (990, 405616), (1004, 399960), (1010, 397584), (1056, 380265), (1111, 361440), (1212, 331320), (1255, 319968), (1320, 304212), (1440, 278861), (1506, 266640), (1515, 265056), (1584, 253510), (1616, 248490), (1760, 228159), (1818, 220880), (1980, 202808), (2008, 199980), (2020, 198792), (2222, 180720), (2259, 177760), (2424, 165660), (2510, 159984), (2640, 152106), (2761, 145440), (3012, 133320), (3030, 132528), (3168, 126755), (3232, 124245), (3333, 120480), (3636, 110440), (3765, 106656), (3960, 101404), (4016, 99990), (4040, 99396), (4444, 90360), (4518, 88880), (4545, 88352), (4848, 82830), (5020, 79992), (5280, 76053), (5522, 72720), (5555, 72288), (6024, 66660), (6060, 66264), (6666, 60240), (7272, 55220), (7530, 53328), (7920, 50702), (8032, 49995), (8080, 49698), (8283, 48480), (8888, 45180), (9036, 44440), (9090, 44176), (9696, 41415), (9999, 40160), (10040, 39996), (11044, 36360), (11110, 36144), (11295, 35552), (12048, 33330), (12120, 33132), (13332, 30120), (13805, 29088), (14544, 27610), (15060, 26664), (15840, 25351), (16160, 24849), (16566, 24240), (16665, 24096), (17776, 22590), (18072, 22220), (18180, 22088), (19998, 20080)]