1655977680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17293}}^1$

素因数の和:17338

約数の個数: 240

約数和(自身を含む): 6690702720

約数和(自身を除く): 5034725040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2280, 2394, 2520, 2660, 2736, 3192, 3420, 3990, 4560, 4788, 5040, 5320, 5985, 6384, 6840, 7980, 9576, 10640, 11970, 13680, 15960, 17293, 19152, 23940, 31920, 34586, 47880, 51879, 69172, 86465, 95760, 103758, 121051, 138344, 155637, 172930, 207516, 242102, 259395, 276688, 311274, 328567, 345860, 363153, 415032, 484204, 518790, 605255, 622548, 657134, 691720, 726306, 778185, 830064, 968408, 985701, 1037580, 1089459, 1210510, 1245096, 1314268, 1383440, 1452612, 1556370, 1642835, 1815765, 1936816, 1971402, 2075160, 2178918, 2299969, 2421020, 2490192, 2628536, 2905224, 2957103, 3112740, 3285670, 3631530, 3942804, 4150320, 4357836, 4599938, 4842040, 4928505, 5257072, 5447295, 5810448, 5914206, 6225480, 6571340, 6899907, 7263060, 7885608, 8715672, 9199876, 9684080, 9857010, 10894590, 11499845, 11828412, 12450960, 13142680, 13799814, 14526120, 14785515, 15771216, 17431344, 18399752, 19714020, 20699721, 21789180, 22999690, 23656824, 26285360, 27599628, 29052240, 29571030, 34499535, 36799504, 39428040, 41399442, 43578360, 45999380, 47313648, 55199256, 59142060, 68999070, 78856080, 82798884, 87156720, 91998760, 103498605, 110398512, 118284120, 137998140, 165597768, 183997520, 206997210, 236568240, 275996280, 331195536, 413994420, 551992560, 827988840, 1655977680]

約数ペア:

[(1, 1655977680), (2, 827988840), (3, 551992560), (4, 413994420), (5, 331195536), (6, 275996280), (7, 236568240), (8, 206997210), (9, 183997520), (10, 165597768), (12, 137998140), (14, 118284120), (15, 110398512), (16, 103498605), (18, 91998760), (19, 87156720), (20, 82798884), (21, 78856080), (24, 68999070), (28, 59142060), (30, 55199256), (35, 47313648), (36, 45999380), (38, 43578360), (40, 41399442), (42, 39428040), (45, 36799504), (48, 34499535), (56, 29571030), (57, 29052240), (60, 27599628), (63, 26285360), (70, 23656824), (72, 22999690), (76, 21789180), (80, 20699721), (84, 19714020), (90, 18399752), (95, 17431344), (105, 15771216), (112, 14785515), (114, 14526120), (120, 13799814), (126, 13142680), (133, 12450960), (140, 11828412), (144, 11499845), (152, 10894590), (168, 9857010), (171, 9684080), (180, 9199876), (190, 8715672), (210, 7885608), (228, 7263060), (240, 6899907), (252, 6571340), (266, 6225480), (280, 5914206), (285, 5810448), (304, 5447295), (315, 5257072), (336, 4928505), (342, 4842040), (360, 4599938), (380, 4357836), (399, 4150320), (420, 3942804), (456, 3631530), (504, 3285670), (532, 3112740), (560, 2957103), (570, 2905224), (630, 2628536), (665, 2490192), (684, 2421020), (720, 2299969), (760, 2178918), (798, 2075160), (840, 1971402), (855, 1936816), (912, 1815765), (1008, 1642835), (1064, 1556370), (1140, 1452612), (1197, 1383440), (1260, 1314268), (1330, 1245096), (1368, 1210510), (1520, 1089459), (1596, 1037580), (1680, 985701), (1710, 968408), (1995, 830064), (2128, 778185), (2280, 726306), (2394, 691720), (2520, 657134), (2660, 622548), (2736, 605255), (3192, 518790), (3420, 484204), (3990, 415032), (4560, 363153), (4788, 345860), (5040, 328567), (5320, 311274), (5985, 276688), (6384, 259395), (6840, 242102), (7980, 207516), (9576, 172930), (10640, 155637), (11970, 138344), (13680, 121051), (15960, 103758), (17293, 95760), (19152, 86465), (23940, 69172), (31920, 51879), (34586, 47880)]