3131691720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1879}}^1$

素因数の和:1972

約数の個数: 256

約数和(自身を含む): 10720512000

約数和(自身を除く): 7588820280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 43, 51, 57, 60, 68, 76, 85, 86, 95, 102, 114, 120, 129, 136, 152, 170, 172, 190, 204, 215, 228, 255, 258, 285, 323, 340, 344, 380, 408, 430, 456, 510, 516, 570, 645, 646, 680, 731, 760, 817, 860, 969, 1020, 1032, 1140, 1290, 1292, 1462, 1615, 1634, 1720, 1879, 1938, 2040, 2193, 2280, 2451, 2580, 2584, 2924, 3230, 3268, 3655, 3758, 3876, 4085, 4386, 4845, 4902, 5160, 5637, 5848, 6460, 6536, 7310, 7516, 7752, 8170, 8772, 9395, 9690, 9804, 10965, 11274, 12255, 12920, 13889, 14620, 15032, 16340, 17544, 18790, 19380, 19608, 21930, 22548, 24510, 27778, 28185, 29240, 31943, 32680, 35701, 37580, 38760, 41667, 43860, 45096, 49020, 55556, 56370, 63886, 69445, 71402, 75160, 80797, 83334, 87720, 95829, 98040, 107103, 111112, 112740, 127772, 138890, 142804, 159715, 161594, 166668, 178505, 191658, 208335, 214206, 225480, 242391, 255544, 277780, 285608, 319430, 323188, 333336, 357010, 383316, 403985, 416670, 428412, 479145, 484782, 535515, 555560, 606917, 638860, 646376, 714020, 766632, 807970, 833340, 856824, 958290, 969564, 1071030, 1211955, 1213834, 1277720, 1373549, 1428040, 1535143, 1615940, 1666680, 1820751, 1916580, 1939128, 2142060, 2423910, 2427668, 2747098, 3034585, 3070286, 3231880, 3641502, 3833160, 4120647, 4284120, 4605429, 4847820, 4855336, 5494196, 6069170, 6140572, 6867745, 7283004, 7675715, 8241294, 9103755, 9210858, 9695640, 10988392, 12138340, 12281144, 13735490, 14566008, 15351430, 16482588, 18207510, 18421716, 20603235, 23027145, 24276680, 26097431, 27470980, 30702860, 32965176, 36415020, 36843432, 41206470, 46054290, 52194862, 54941960, 61405720, 72830040, 78292293, 82412940, 92108580, 104389724, 130487155, 156584586, 164825880, 184217160, 208779448, 260974310, 313169172, 391461465, 521948620, 626338344, 782922930, 1043897240, 1565845860, 3131691720]

約数ペア:

[(1, 3131691720), (2, 1565845860), (3, 1043897240), (4, 782922930), (5, 626338344), (6, 521948620), (8, 391461465), (10, 313169172), (12, 260974310), (15, 208779448), (17, 184217160), (19, 164825880), (20, 156584586), (24, 130487155), (30, 104389724), (34, 92108580), (38, 82412940), (40, 78292293), (43, 72830040), (51, 61405720), (57, 54941960), (60, 52194862), (68, 46054290), (76, 41206470), (85, 36843432), (86, 36415020), (95, 32965176), (102, 30702860), (114, 27470980), (120, 26097431), (129, 24276680), (136, 23027145), (152, 20603235), (170, 18421716), (172, 18207510), (190, 16482588), (204, 15351430), (215, 14566008), (228, 13735490), (255, 12281144), (258, 12138340), (285, 10988392), (323, 9695640), (340, 9210858), (344, 9103755), (380, 8241294), (408, 7675715), (430, 7283004), (456, 6867745), (510, 6140572), (516, 6069170), (570, 5494196), (645, 4855336), (646, 4847820), (680, 4605429), (731, 4284120), (760, 4120647), (817, 3833160), (860, 3641502), (969, 3231880), (1020, 3070286), (1032, 3034585), (1140, 2747098), (1290, 2427668), (1292, 2423910), (1462, 2142060), (1615, 1939128), (1634, 1916580), (1720, 1820751), (1879, 1666680), (1938, 1615940), (2040, 1535143), (2193, 1428040), (2280, 1373549), (2451, 1277720), (2580, 1213834), (2584, 1211955), (2924, 1071030), (3230, 969564), (3268, 958290), (3655, 856824), (3758, 833340), (3876, 807970), (4085, 766632), (4386, 714020), (4845, 646376), (4902, 638860), (5160, 606917), (5637, 555560), (5848, 535515), (6460, 484782), (6536, 479145), (7310, 428412), (7516, 416670), (7752, 403985), (8170, 383316), (8772, 357010), (9395, 333336), (9690, 323188), (9804, 319430), (10965, 285608), (11274, 277780), (12255, 255544), (12920, 242391), (13889, 225480), (14620, 214206), (15032, 208335), (16340, 191658), (17544, 178505), (18790, 166668), (19380, 161594), (19608, 159715), (21930, 142804), (22548, 138890), (24510, 127772), (27778, 112740), (28185, 111112), (29240, 107103), (31943, 98040), (32680, 95829), (35701, 87720), (37580, 83334), (38760, 80797), (41667, 75160), (43860, 71402), (45096, 69445), (49020, 63886), (55556, 56370)]