221761600

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:333

約数の個数: 168

約数和(自身を含む): 598675968

約数和(自身を除く): 376914368

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 31, 32, 34, 40, 50, 62, 64, 68, 80, 85, 100, 124, 136, 155, 160, 170, 200, 248, 263, 272, 310, 320, 340, 400, 425, 496, 526, 527, 544, 620, 680, 775, 800, 850, 992, 1052, 1054, 1088, 1240, 1315, 1360, 1550, 1600, 1700, 1984, 2104, 2108, 2480, 2630, 2635, 2720, 3100, 3400, 4208, 4216, 4471, 4960, 5260, 5270, 5440, 6200, 6575, 6800, 8153, 8416, 8432, 8942, 9920, 10520, 10540, 12400, 13150, 13175, 13600, 16306, 16832, 16864, 17884, 21040, 21080, 22355, 24800, 26300, 26350, 27200, 32612, 33728, 35768, 40765, 42080, 42160, 44710, 49600, 52600, 52700, 65224, 71536, 81530, 84160, 84320, 89420, 105200, 105400, 111775, 130448, 138601, 143072, 163060, 168640, 178840, 203825, 210400, 210800, 223550, 260896, 277202, 286144, 326120, 357680, 407650, 420800, 421600, 447100, 521792, 554404, 652240, 693005, 715360, 815300, 843200, 894200, 1108808, 1304480, 1386010, 1430720, 1630600, 1788400, 2217616, 2608960, 2772020, 3261200, 3465025, 3576800, 4435232, 5544040, 6522400, 6930050, 7153600, 8870464, 11088080, 13044800, 13860100, 22176160, 27720200, 44352320, 55440400, 110880800, 221761600]

約数ペア:

[(1, 221761600), (2, 110880800), (4, 55440400), (5, 44352320), (8, 27720200), (10, 22176160), (16, 13860100), (17, 13044800), (20, 11088080), (25, 8870464), (31, 7153600), (32, 6930050), (34, 6522400), (40, 5544040), (50, 4435232), (62, 3576800), (64, 3465025), (68, 3261200), (80, 2772020), (85, 2608960), (100, 2217616), (124, 1788400), (136, 1630600), (155, 1430720), (160, 1386010), (170, 1304480), (200, 1108808), (248, 894200), (263, 843200), (272, 815300), (310, 715360), (320, 693005), (340, 652240), (400, 554404), (425, 521792), (496, 447100), (526, 421600), (527, 420800), (544, 407650), (620, 357680), (680, 326120), (775, 286144), (800, 277202), (850, 260896), (992, 223550), (1052, 210800), (1054, 210400), (1088, 203825), (1240, 178840), (1315, 168640), (1360, 163060), (1550, 143072), (1600, 138601), (1700, 130448), (1984, 111775), (2104, 105400), (2108, 105200), (2480, 89420), (2630, 84320), (2635, 84160), (2720, 81530), (3100, 71536), (3400, 65224), (4208, 52700), (4216, 52600), (4471, 49600), (4960, 44710), (5260, 42160), (5270, 42080), (5440, 40765), (6200, 35768), (6575, 33728), (6800, 32612), (8153, 27200), (8416, 26350), (8432, 26300), (8942, 24800), (9920, 22355), (10520, 21080), (10540, 21040), (12400, 17884), (13150, 16864), (13175, 16832), (13600, 16306)]