239372640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{673}}^1$

素因数の和:726

約数の個数: 288

約数和(自身を含む): 927370080

約数和(自身を除く): 687997440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 130, 144, 152, 156, 160, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 342, 360, 380, 390, 416, 456, 468, 480, 494, 520, 570, 585, 608, 624, 673, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1248, 1346, 1368, 1440, 1482, 1520, 1560, 1710, 1824, 1872, 1976, 2019, 2080, 2223, 2280, 2340, 2470, 2692, 2736, 2964, 3040, 3120, 3365, 3420, 3705, 3744, 3952, 4038, 4446, 4560, 4680, 4940, 5384, 5472, 5928, 6057, 6240, 6730, 6840, 7410, 7904, 8076, 8749, 8892, 9120, 9360, 9880, 10095, 10768, 11115, 11856, 12114, 12787, 13460, 13680, 14820, 16152, 17498, 17784, 18720, 19760, 20190, 21536, 22230, 23712, 24228, 25574, 26247, 26920, 27360, 29640, 30285, 32304, 34996, 35568, 38361, 39520, 40380, 43745, 44460, 48456, 51148, 52494, 53840, 59280, 60570, 63935, 64608, 69992, 71136, 76722, 78741, 80760, 87490, 88920, 96912, 102296, 104988, 107680, 115083, 118560, 121140, 127870, 131235, 139984, 153444, 157482, 161520, 166231, 174980, 177840, 191805, 193824, 204592, 209976, 230166, 242280, 255740, 262470, 279968, 306888, 314964, 323040, 332462, 349960, 355680, 383610, 393705, 409184, 419952, 460332, 484560, 498693, 511480, 524940, 575415, 613776, 629928, 664924, 699920, 767220, 787410, 831155, 839904, 920664, 969120, 997386, 1022960, 1049880, 1150830, 1227552, 1259856, 1329848, 1399840, 1496079, 1534440, 1574820, 1662310, 1841328, 1994772, 2045920, 2099760, 2301660, 2493465, 2519712, 2659696, 2992158, 3068880, 3149640, 3324620, 3682656, 3989544, 4199520, 4603320, 4986930, 5319392, 5984316, 6137760, 6299280, 6649240, 7480395, 7979088, 9206640, 9973860, 11968632, 12598560, 13298480, 14960790, 15958176, 18413280, 19947720, 23937264, 26596960, 29921580, 39895440, 47874528, 59843160, 79790880, 119686320, 239372640]

約数ペア:

[(1, 239372640), (2, 119686320), (3, 79790880), (4, 59843160), (5, 47874528), (6, 39895440), (8, 29921580), (9, 26596960), (10, 23937264), (12, 19947720), (13, 18413280), (15, 15958176), (16, 14960790), (18, 13298480), (19, 12598560), (20, 11968632), (24, 9973860), (26, 9206640), (30, 7979088), (32, 7480395), (36, 6649240), (38, 6299280), (39, 6137760), (40, 5984316), (45, 5319392), (48, 4986930), (52, 4603320), (57, 4199520), (60, 3989544), (65, 3682656), (72, 3324620), (76, 3149640), (78, 3068880), (80, 2992158), (90, 2659696), (95, 2519712), (96, 2493465), (104, 2301660), (114, 2099760), (117, 2045920), (120, 1994772), (130, 1841328), (144, 1662310), (152, 1574820), (156, 1534440), (160, 1496079), (171, 1399840), (180, 1329848), (190, 1259856), (195, 1227552), (208, 1150830), (228, 1049880), (234, 1022960), (240, 997386), (247, 969120), (260, 920664), (285, 839904), (288, 831155), (304, 787410), (312, 767220), (342, 699920), (360, 664924), (380, 629928), (390, 613776), (416, 575415), (456, 524940), (468, 511480), (480, 498693), (494, 484560), (520, 460332), (570, 419952), (585, 409184), (608, 393705), (624, 383610), (673, 355680), (684, 349960), (720, 332462), (741, 323040), (760, 314964), (780, 306888), (855, 279968), (912, 262470), (936, 255740), (988, 242280), (1040, 230166), (1140, 209976), (1170, 204592), (1235, 193824), (1248, 191805), (1346, 177840), (1368, 174980), (1440, 166231), (1482, 161520), (1520, 157482), (1560, 153444), (1710, 139984), (1824, 131235), (1872, 127870), (1976, 121140), (2019, 118560), (2080, 115083), (2223, 107680), (2280, 104988), (2340, 102296), (2470, 96912), (2692, 88920), (2736, 87490), (2964, 80760), (3040, 78741), (3120, 76722), (3365, 71136), (3420, 69992), (3705, 64608), (3744, 63935), (3952, 60570), (4038, 59280), (4446, 53840), (4560, 52494), (4680, 51148), (4940, 48456), (5384, 44460), (5472, 43745), (5928, 40380), (6057, 39520), (6240, 38361), (6730, 35568), (6840, 34996), (7410, 32304), (7904, 30285), (8076, 29640), (8749, 27360), (8892, 26920), (9120, 26247), (9360, 25574), (9880, 24228), (10095, 23712), (10768, 22230), (11115, 21536), (11856, 20190), (12114, 19760), (12787, 18720), (13460, 17784), (13680, 17498), (14820, 16152)]