256084920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7817}}^1$

素因数の和:7854

約数の個数: 192

約数和(自身を含む): 1024470720

約数和(自身を除く): 768385800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 7817, 8190, 10920, 15634, 16380, 23451, 31268, 32760, 39085, 46902, 54719, 62536, 70353, 78170, 93804, 101621, 109438, 117255, 140706, 156340, 164157, 187608, 203242, 218876, 234510, 273595, 281412, 304863, 312680, 328314, 351765, 406484, 437752, 469020, 492471, 508105, 547190, 562824, 609726, 656628, 703530, 711347, 812968, 820785, 914589, 938040, 984942, 1016210, 1094380, 1219452, 1313256, 1407060, 1422694, 1524315, 1641570, 1829178, 1969884, 2032420, 2134041, 2188760, 2438904, 2462355, 2814120, 2845388, 3048630, 3283140, 3556735, 3658356, 3939768, 4064840, 4268082, 4572945, 4924710, 5690776, 6097260, 6402123, 6566280, 7113470, 7316712, 8536164, 9145890, 9849420, 10670205, 12194520, 12804246, 14226940, 17072328, 18291780, 19698840, 21340410, 25608492, 28453880, 32010615, 36583560, 42680820, 51216984, 64021230, 85361640, 128042460, 256084920]

約数ペア:

[(1, 256084920), (2, 128042460), (3, 85361640), (4, 64021230), (5, 51216984), (6, 42680820), (7, 36583560), (8, 32010615), (9, 28453880), (10, 25608492), (12, 21340410), (13, 19698840), (14, 18291780), (15, 17072328), (18, 14226940), (20, 12804246), (21, 12194520), (24, 10670205), (26, 9849420), (28, 9145890), (30, 8536164), (35, 7316712), (36, 7113470), (39, 6566280), (40, 6402123), (42, 6097260), (45, 5690776), (52, 4924710), (56, 4572945), (60, 4268082), (63, 4064840), (65, 3939768), (70, 3658356), (72, 3556735), (78, 3283140), (84, 3048630), (90, 2845388), (91, 2814120), (104, 2462355), (105, 2438904), (117, 2188760), (120, 2134041), (126, 2032420), (130, 1969884), (140, 1829178), (156, 1641570), (168, 1524315), (180, 1422694), (182, 1407060), (195, 1313256), (210, 1219452), (234, 1094380), (252, 1016210), (260, 984942), (273, 938040), (280, 914589), (312, 820785), (315, 812968), (360, 711347), (364, 703530), (390, 656628), (420, 609726), (455, 562824), (468, 547190), (504, 508105), (520, 492471), (546, 469020), (585, 437752), (630, 406484), (728, 351765), (780, 328314), (819, 312680), (840, 304863), (910, 281412), (936, 273595), (1092, 234510), (1170, 218876), (1260, 203242), (1365, 187608), (1560, 164157), (1638, 156340), (1820, 140706), (2184, 117255), (2340, 109438), (2520, 101621), (2730, 93804), (3276, 78170), (3640, 70353), (4095, 62536), (4680, 54719), (5460, 46902), (6552, 39085), (7817, 32760), (8190, 31268), (10920, 23451), (15634, 16380)]