401223680

素因数分解:

$2^{12}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:190

約数の個数: 208

約数和(自身を含む): 1139400864

約数和(自身を除く): 738177184

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 137, 143, 160, 176, 208, 220, 256, 260, 274, 286, 320, 352, 416, 440, 512, 520, 548, 572, 640, 685, 704, 715, 832, 880, 1024, 1040, 1096, 1144, 1280, 1370, 1408, 1430, 1507, 1664, 1760, 1781, 2048, 2080, 2192, 2288, 2560, 2740, 2816, 2860, 3014, 3328, 3520, 3562, 4096, 4160, 4384, 4576, 5120, 5480, 5632, 5720, 6028, 6656, 7040, 7124, 7535, 8320, 8768, 8905, 9152, 10240, 10960, 11264, 11440, 12056, 13312, 14080, 14248, 15070, 16640, 17536, 17810, 18304, 19591, 20480, 21920, 22528, 22880, 24112, 26624, 28160, 28496, 30140, 33280, 35072, 35620, 36608, 39182, 43840, 45056, 45760, 48224, 53248, 56320, 56992, 60280, 66560, 70144, 71240, 73216, 78364, 87680, 91520, 96448, 97955, 112640, 113984, 120560, 133120, 140288, 142480, 146432, 156728, 175360, 183040, 192896, 195910, 225280, 227968, 241120, 266240, 280576, 284960, 292864, 313456, 350720, 366080, 385792, 391820, 455936, 482240, 561152, 569920, 585728, 626912, 701440, 732160, 771584, 783640, 911872, 964480, 1139840, 1253824, 1402880, 1464320, 1543168, 1567280, 1823744, 1928960, 2279680, 2507648, 2805760, 2928640, 3086336, 3134560, 3647488, 3857920, 4559360, 5015296, 6172672, 6269120, 7294976, 7715840, 9118720, 10030592, 12538240, 15431680, 18237440, 20061184, 25076480, 30863360, 36474880, 40122368, 50152960, 80244736, 100305920, 200611840, 401223680]

約数ペア:

[(1, 401223680), (2, 200611840), (4, 100305920), (5, 80244736), (8, 50152960), (10, 40122368), (11, 36474880), (13, 30863360), (16, 25076480), (20, 20061184), (22, 18237440), (26, 15431680), (32, 12538240), (40, 10030592), (44, 9118720), (52, 7715840), (55, 7294976), (64, 6269120), (65, 6172672), (80, 5015296), (88, 4559360), (104, 3857920), (110, 3647488), (128, 3134560), (130, 3086336), (137, 2928640), (143, 2805760), (160, 2507648), (176, 2279680), (208, 1928960), (220, 1823744), (256, 1567280), (260, 1543168), (274, 1464320), (286, 1402880), (320, 1253824), (352, 1139840), (416, 964480), (440, 911872), (512, 783640), (520, 771584), (548, 732160), (572, 701440), (640, 626912), (685, 585728), (704, 569920), (715, 561152), (832, 482240), (880, 455936), (1024, 391820), (1040, 385792), (1096, 366080), (1144, 350720), (1280, 313456), (1370, 292864), (1408, 284960), (1430, 280576), (1507, 266240), (1664, 241120), (1760, 227968), (1781, 225280), (2048, 195910), (2080, 192896), (2192, 183040), (2288, 175360), (2560, 156728), (2740, 146432), (2816, 142480), (2860, 140288), (3014, 133120), (3328, 120560), (3520, 113984), (3562, 112640), (4096, 97955), (4160, 96448), (4384, 91520), (4576, 87680), (5120, 78364), (5480, 73216), (5632, 71240), (5720, 70144), (6028, 66560), (6656, 60280), (7040, 56992), (7124, 56320), (7535, 53248), (8320, 48224), (8768, 45760), (8905, 45056), (9152, 43840), (10240, 39182), (10960, 36608), (11264, 35620), (11440, 35072), (12056, 33280), (13312, 30140), (14080, 28496), (14248, 28160), (15070, 26624), (16640, 24112), (17536, 22880), (17810, 22528), (18304, 21920), (19591, 20480)]