1289183760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:426

約数の個数: 240

約数和(自身を含む): 4452505200

約数和(自身を除く): 3163321440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 149, 180, 183, 197, 240, 244, 298, 305, 360, 366, 394, 447, 488, 549, 591, 596, 610, 720, 732, 745, 788, 894, 915, 976, 985, 1098, 1182, 1192, 1220, 1341, 1464, 1490, 1576, 1773, 1788, 1830, 1970, 2196, 2235, 2364, 2384, 2440, 2682, 2745, 2928, 2955, 2980, 3152, 3546, 3576, 3660, 3940, 4392, 4470, 4728, 4880, 5364, 5490, 5910, 5960, 6705, 7092, 7152, 7320, 7880, 8784, 8865, 8940, 9089, 9456, 10728, 10980, 11820, 11920, 12017, 13410, 14184, 14640, 15760, 17730, 17880, 18178, 21456, 21960, 23640, 24034, 26820, 27267, 28368, 29353, 35460, 35760, 36051, 36356, 43920, 45445, 47280, 48068, 53640, 54534, 58706, 60085, 70920, 72102, 72712, 81801, 88059, 90890, 96136, 107280, 108153, 109068, 117412, 120170, 136335, 141840, 144204, 145424, 146765, 163602, 176118, 180255, 181780, 192272, 216306, 218136, 234824, 240340, 264177, 272670, 288408, 293530, 327204, 352236, 360510, 363560, 409005, 432612, 436272, 440295, 469648, 480680, 528354, 540765, 545340, 576816, 587060, 654408, 704472, 721020, 727120, 818010, 865224, 880590, 961360, 1056708, 1081530, 1090680, 1174120, 1308816, 1320885, 1408944, 1442040, 1636020, 1730448, 1761180, 1790533, 2113416, 2163060, 2181360, 2348240, 2641770, 2884080, 3272040, 3522360, 3581066, 4226832, 4326120, 5283540, 5371599, 6544080, 7044720, 7162132, 8652240, 8952665, 10567080, 10743198, 14324264, 16114797, 17905330, 21134160, 21486396, 26857995, 28648528, 32229594, 35810660, 42972792, 53715990, 64459188, 71621320, 80573985, 85945584, 107431980, 128918376, 143242640, 161147970, 214863960, 257836752, 322295940, 429727920, 644591880, 1289183760]

約数ペア:

[(1, 1289183760), (2, 644591880), (3, 429727920), (4, 322295940), (5, 257836752), (6, 214863960), (8, 161147970), (9, 143242640), (10, 128918376), (12, 107431980), (15, 85945584), (16, 80573985), (18, 71621320), (20, 64459188), (24, 53715990), (30, 42972792), (36, 35810660), (40, 32229594), (45, 28648528), (48, 26857995), (60, 21486396), (61, 21134160), (72, 17905330), (80, 16114797), (90, 14324264), (120, 10743198), (122, 10567080), (144, 8952665), (149, 8652240), (180, 7162132), (183, 7044720), (197, 6544080), (240, 5371599), (244, 5283540), (298, 4326120), (305, 4226832), (360, 3581066), (366, 3522360), (394, 3272040), (447, 2884080), (488, 2641770), (549, 2348240), (591, 2181360), (596, 2163060), (610, 2113416), (720, 1790533), (732, 1761180), (745, 1730448), (788, 1636020), (894, 1442040), (915, 1408944), (976, 1320885), (985, 1308816), (1098, 1174120), (1182, 1090680), (1192, 1081530), (1220, 1056708), (1341, 961360), (1464, 880590), (1490, 865224), (1576, 818010), (1773, 727120), (1788, 721020), (1830, 704472), (1970, 654408), (2196, 587060), (2235, 576816), (2364, 545340), (2384, 540765), (2440, 528354), (2682, 480680), (2745, 469648), (2928, 440295), (2955, 436272), (2980, 432612), (3152, 409005), (3546, 363560), (3576, 360510), (3660, 352236), (3940, 327204), (4392, 293530), (4470, 288408), (4728, 272670), (4880, 264177), (5364, 240340), (5490, 234824), (5910, 218136), (5960, 216306), (6705, 192272), (7092, 181780), (7152, 180255), (7320, 176118), (7880, 163602), (8784, 146765), (8865, 145424), (8940, 144204), (9089, 141840), (9456, 136335), (10728, 120170), (10980, 117412), (11820, 109068), (11920, 108153), (12017, 107280), (13410, 96136), (14184, 90890), (14640, 88059), (15760, 81801), (17730, 72712), (17880, 72102), (18178, 70920), (21456, 60085), (21960, 58706), (23640, 54534), (24034, 53640), (26820, 48068), (27267, 47280), (28368, 45445), (29353, 43920), (35460, 36356), (35760, 36051)]