256126650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:301

約数の個数: 192

約数和(自身を含む): 746618880

約数和(自身を除く): 490492230

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 25, 26, 30, 31, 38, 39, 50, 57, 62, 65, 75, 78, 93, 95, 114, 130, 150, 155, 186, 190, 195, 223, 247, 285, 310, 325, 390, 403, 446, 465, 475, 494, 570, 589, 650, 669, 741, 775, 806, 930, 950, 975, 1115, 1178, 1209, 1235, 1338, 1425, 1482, 1550, 1767, 1950, 2015, 2230, 2325, 2418, 2470, 2850, 2899, 2945, 3345, 3534, 3705, 4030, 4237, 4650, 5575, 5798, 5890, 6045, 6175, 6690, 6913, 7410, 7657, 8474, 8697, 8835, 10075, 11150, 12090, 12350, 12711, 13826, 14495, 14725, 15314, 16725, 17394, 17670, 18525, 20150, 20739, 21185, 22971, 25422, 28990, 29450, 30225, 33450, 34565, 37050, 38285, 41478, 42370, 43485, 44175, 45942, 55081, 60450, 63555, 69130, 72475, 76570, 86970, 88350, 89869, 103695, 105925, 110162, 114855, 127110, 131347, 144950, 165243, 172825, 179738, 191425, 207390, 211850, 217425, 229710, 262694, 269607, 275405, 317775, 330486, 345650, 382850, 394041, 434850, 449345, 518475, 539214, 550810, 574275, 635550, 656735, 788082, 826215, 898690, 1036950, 1148550, 1313470, 1348035, 1377025, 1652430, 1707511, 1970205, 2246725, 2696070, 2754050, 3283675, 3415022, 3940410, 4131075, 4493450, 5122533, 6567350, 6740175, 8262150, 8537555, 9851025, 10245066, 13480350, 17075110, 19702050, 25612665, 42687775, 51225330, 85375550, 128063325, 256126650]

約数ペア:

[(1, 256126650), (2, 128063325), (3, 85375550), (5, 51225330), (6, 42687775), (10, 25612665), (13, 19702050), (15, 17075110), (19, 13480350), (25, 10245066), (26, 9851025), (30, 8537555), (31, 8262150), (38, 6740175), (39, 6567350), (50, 5122533), (57, 4493450), (62, 4131075), (65, 3940410), (75, 3415022), (78, 3283675), (93, 2754050), (95, 2696070), (114, 2246725), (130, 1970205), (150, 1707511), (155, 1652430), (186, 1377025), (190, 1348035), (195, 1313470), (223, 1148550), (247, 1036950), (285, 898690), (310, 826215), (325, 788082), (390, 656735), (403, 635550), (446, 574275), (465, 550810), (475, 539214), (494, 518475), (570, 449345), (589, 434850), (650, 394041), (669, 382850), (741, 345650), (775, 330486), (806, 317775), (930, 275405), (950, 269607), (975, 262694), (1115, 229710), (1178, 217425), (1209, 211850), (1235, 207390), (1338, 191425), (1425, 179738), (1482, 172825), (1550, 165243), (1767, 144950), (1950, 131347), (2015, 127110), (2230, 114855), (2325, 110162), (2418, 105925), (2470, 103695), (2850, 89869), (2899, 88350), (2945, 86970), (3345, 76570), (3534, 72475), (3705, 69130), (4030, 63555), (4237, 60450), (4650, 55081), (5575, 45942), (5798, 44175), (5890, 43485), (6045, 42370), (6175, 41478), (6690, 38285), (6913, 37050), (7410, 34565), (7657, 33450), (8474, 30225), (8697, 29450), (8835, 28990), (10075, 25422), (11150, 22971), (12090, 21185), (12350, 20739), (12711, 20150), (13826, 18525), (14495, 17670), (14725, 17394), (15314, 16725)]