311899680

素因数分解:

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

素因数の和:209

約数の個数: 384

約数和(自身を含む): 1201858560

約数和(自身を除く): 889958880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 31, 32, 34, 36, 40, 45, 48, 51, 54, 60, 62, 68, 72, 80, 85, 90, 93, 96, 102, 108, 120, 124, 135, 136, 137, 144, 153, 155, 160, 170, 180, 186, 204, 216, 240, 248, 255, 270, 272, 274, 279, 288, 306, 310, 340, 360, 372, 408, 411, 432, 459, 465, 480, 496, 510, 527, 540, 544, 548, 558, 612, 620, 680, 685, 720, 744, 765, 816, 822, 837, 864, 918, 930, 992, 1020, 1054, 1080, 1096, 1116, 1224, 1233, 1240, 1360, 1370, 1395, 1440, 1488, 1530, 1581, 1632, 1644, 1674, 1836, 1860, 2040, 2055, 2108, 2160, 2192, 2232, 2295, 2329, 2448, 2466, 2480, 2635, 2720, 2740, 2790, 2976, 3060, 3162, 3288, 3348, 3672, 3699, 3720, 4080, 4110, 4185, 4216, 4247, 4320, 4384, 4464, 4590, 4658, 4743, 4896, 4932, 4960, 5270, 5480, 5580, 6120, 6165, 6324, 6576, 6696, 6987, 7344, 7398, 7440, 7905, 8160, 8220, 8370, 8432, 8494, 8928, 9180, 9316, 9486, 9864, 10540, 10960, 11160, 11645, 12240, 12330, 12648, 12741, 13152, 13392, 13974, 14229, 14688, 14796, 14880, 15810, 16440, 16740, 16864, 16988, 18360, 18495, 18632, 18972, 19728, 20961, 21080, 21235, 21920, 22320, 23290, 23715, 24480, 24660, 25296, 25482, 26784, 27948, 28458, 29592, 31620, 32880, 33480, 33976, 34935, 36720, 36990, 37264, 37944, 38223, 39456, 41922, 42160, 42470, 44640, 46580, 47430, 49320, 50592, 50964, 55896, 56916, 59184, 62883, 63240, 63705, 65760, 66960, 67952, 69870, 71145, 72199, 73440, 73980, 74528, 75888, 76446, 83844, 84320, 84940, 93160, 94860, 98640, 101928, 104805, 111792, 113832, 114669, 118368, 125766, 126480, 127410, 133920, 135904, 139740, 142290, 144398, 147960, 151776, 152892, 167688, 169880, 186320, 189720, 191115, 197280, 203856, 209610, 216597, 223584, 227664, 229338, 251532, 252960, 254820, 279480, 284580, 288796, 295920, 305784, 314415, 335376, 339760, 360995, 372640, 379440, 382230, 407712, 419220, 433194, 455328, 458676, 503064, 509640, 558960, 569160, 573345, 577592, 591840, 611568, 628830, 649791, 670752, 679520, 721990, 758880, 764460, 838440, 866388, 917352, 1006128, 1019280, 1082985, 1117920, 1138320, 1146690, 1155184, 1223136, 1257660, 1299582, 1443980, 1528920, 1676880, 1732776, 1834704, 1949373, 2012256, 2038560, 2165970, 2276640, 2293380, 2310368, 2515320, 2599164, 2887960, 3057840, 3248955, 3353760, 3465552, 3669408, 3898746, 4331940, 4586760, 5030640, 5198328, 5775920, 6115680, 6497910, 6931104, 7797492, 8663880, 9173520, 9746865, 10061280, 10396656, 11551840, 12995820, 15594984, 17327760, 18347040, 19493730, 20793312, 25991640, 31189968, 34655520, 38987460, 51983280, 62379936, 77974920, 103966560, 155949840, 311899680]

約数ペア:

[(1, 311899680), (2, 155949840), (3, 103966560), (4, 77974920), (5, 62379936), (6, 51983280), (8, 38987460), (9, 34655520), (10, 31189968), (12, 25991640), (15, 20793312), (16, 19493730), (17, 18347040), (18, 17327760), (20, 15594984), (24, 12995820), (27, 11551840), (30, 10396656), (31, 10061280), (32, 9746865), (34, 9173520), (36, 8663880), (40, 7797492), (45, 6931104), (48, 6497910), (51, 6115680), (54, 5775920), (60, 5198328), (62, 5030640), (68, 4586760), (72, 4331940), (80, 3898746), (85, 3669408), (90, 3465552), (93, 3353760), (96, 3248955), (102, 3057840), (108, 2887960), (120, 2599164), (124, 2515320), (135, 2310368), (136, 2293380), (137, 2276640), (144, 2165970), (153, 2038560), (155, 2012256), (160, 1949373), (170, 1834704), (180, 1732776), (186, 1676880), (204, 1528920), (216, 1443980), (240, 1299582), (248, 1257660), (255, 1223136), (270, 1155184), (272, 1146690), (274, 1138320), (279, 1117920), (288, 1082985), (306, 1019280), (310, 1006128), (340, 917352), (360, 866388), (372, 838440), (408, 764460), (411, 758880), (432, 721990), (459, 679520), (465, 670752), (480, 649791), (496, 628830), (510, 611568), (527, 591840), (540, 577592), (544, 573345), (548, 569160), (558, 558960), (612, 509640), (620, 503064), (680, 458676), (685, 455328), (720, 433194), (744, 419220), (765, 407712), (816, 382230), (822, 379440), (837, 372640), (864, 360995), (918, 339760), (930, 335376), (992, 314415), (1020, 305784), (1054, 295920), (1080, 288796), (1096, 284580), (1116, 279480), (1224, 254820), (1233, 252960), (1240, 251532), (1360, 229338), (1370, 227664), (1395, 223584), (1440, 216597), (1488, 209610), (1530, 203856), (1581, 197280), (1632, 191115), (1644, 189720), (1674, 186320), (1836, 169880), (1860, 167688), (2040, 152892), (2055, 151776), (2108, 147960), (2160, 144398), (2192, 142290), (2232, 139740), (2295, 135904), (2329, 133920), (2448, 127410), (2466, 126480), (2480, 125766), (2635, 118368), (2720, 114669), (2740, 113832), (2790, 111792), (2976, 104805), (3060, 101928), (3162, 98640), (3288, 94860), (3348, 93160), (3672, 84940), (3699, 84320), (3720, 83844), (4080, 76446), (4110, 75888), (4185, 74528), (4216, 73980), (4247, 73440), (4320, 72199), (4384, 71145), (4464, 69870), (4590, 67952), (4658, 66960), (4743, 65760), (4896, 63705), (4932, 63240), (4960, 62883), (5270, 59184), (5480, 56916), (5580, 55896), (6120, 50964), (6165, 50592), (6324, 49320), (6576, 47430), (6696, 46580), (6987, 44640), (7344, 42470), (7398, 42160), (7440, 41922), (7905, 39456), (8160, 38223), (8220, 37944), (8370, 37264), (8432, 36990), (8494, 36720), (8928, 34935), (9180, 33976), (9316, 33480), (9486, 32880), (9864, 31620), (10540, 29592), (10960, 28458), (11160, 27948), (11645, 26784), (12240, 25482), (12330, 25296), (12648, 24660), (12741, 24480), (13152, 23715), (13392, 23290), (13974, 22320), (14229, 21920), (14688, 21235), (14796, 21080), (14880, 20961), (15810, 19728), (16440, 18972), (16740, 18632), (16864, 18495), (16988, 18360)]