51983280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:204

約数の個数: 240

約数和(自身を含む): 192201984

約数和(自身を除く): 140218704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 48, 51, 60, 62, 68, 72, 80, 85, 90, 93, 102, 120, 124, 136, 137, 144, 153, 155, 170, 180, 186, 204, 240, 248, 255, 272, 274, 279, 306, 310, 340, 360, 372, 408, 411, 465, 496, 510, 527, 548, 558, 612, 620, 680, 685, 720, 744, 765, 816, 822, 930, 1020, 1054, 1096, 1116, 1224, 1233, 1240, 1360, 1370, 1395, 1488, 1530, 1581, 1644, 1860, 2040, 2055, 2108, 2192, 2232, 2329, 2448, 2466, 2480, 2635, 2740, 2790, 3060, 3162, 3288, 3720, 4080, 4110, 4216, 4247, 4464, 4658, 4743, 4932, 5270, 5480, 5580, 6120, 6165, 6324, 6576, 6987, 7440, 7905, 8220, 8432, 8494, 9316, 9486, 9864, 10540, 10960, 11160, 11645, 12240, 12330, 12648, 12741, 13974, 15810, 16440, 16988, 18632, 18972, 19728, 20961, 21080, 21235, 22320, 23290, 23715, 24660, 25296, 25482, 27948, 31620, 32880, 33976, 34935, 37264, 37944, 38223, 41922, 42160, 42470, 46580, 47430, 49320, 50964, 55896, 63240, 63705, 67952, 69870, 72199, 75888, 76446, 83844, 84940, 93160, 94860, 98640, 101928, 104805, 111792, 126480, 127410, 139740, 144398, 152892, 167688, 169880, 186320, 189720, 191115, 203856, 209610, 216597, 254820, 279480, 288796, 305784, 335376, 339760, 360995, 379440, 382230, 419220, 433194, 509640, 558960, 577592, 611568, 649791, 721990, 764460, 838440, 866388, 1019280, 1082985, 1155184, 1299582, 1443980, 1528920, 1676880, 1732776, 2165970, 2599164, 2887960, 3057840, 3248955, 3465552, 4331940, 5198328, 5775920, 6497910, 8663880, 10396656, 12995820, 17327760, 25991640, 51983280]

約数ペア:

[(1, 51983280), (2, 25991640), (3, 17327760), (4, 12995820), (5, 10396656), (6, 8663880), (8, 6497910), (9, 5775920), (10, 5198328), (12, 4331940), (15, 3465552), (16, 3248955), (17, 3057840), (18, 2887960), (20, 2599164), (24, 2165970), (30, 1732776), (31, 1676880), (34, 1528920), (36, 1443980), (40, 1299582), (45, 1155184), (48, 1082985), (51, 1019280), (60, 866388), (62, 838440), (68, 764460), (72, 721990), (80, 649791), (85, 611568), (90, 577592), (93, 558960), (102, 509640), (120, 433194), (124, 419220), (136, 382230), (137, 379440), (144, 360995), (153, 339760), (155, 335376), (170, 305784), (180, 288796), (186, 279480), (204, 254820), (240, 216597), (248, 209610), (255, 203856), (272, 191115), (274, 189720), (279, 186320), (306, 169880), (310, 167688), (340, 152892), (360, 144398), (372, 139740), (408, 127410), (411, 126480), (465, 111792), (496, 104805), (510, 101928), (527, 98640), (548, 94860), (558, 93160), (612, 84940), (620, 83844), (680, 76446), (685, 75888), (720, 72199), (744, 69870), (765, 67952), (816, 63705), (822, 63240), (930, 55896), (1020, 50964), (1054, 49320), (1096, 47430), (1116, 46580), (1224, 42470), (1233, 42160), (1240, 41922), (1360, 38223), (1370, 37944), (1395, 37264), (1488, 34935), (1530, 33976), (1581, 32880), (1644, 31620), (1860, 27948), (2040, 25482), (2055, 25296), (2108, 24660), (2192, 23715), (2232, 23290), (2329, 22320), (2448, 21235), (2466, 21080), (2480, 20961), (2635, 19728), (2740, 18972), (2790, 18632), (3060, 16988), (3162, 16440), (3288, 15810), (3720, 13974), (4080, 12741), (4110, 12648), (4216, 12330), (4247, 12240), (4464, 11645), (4658, 11160), (4743, 10960), (4932, 10540), (5270, 9864), (5480, 9486), (5580, 9316), (6120, 8494), (6165, 8432), (6324, 8220), (6576, 7905), (6987, 7440)]