748381680

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:446

約数の個数: 240

約数和(自身を含む): 2634768864

約数和(自身を除く): 1886387184

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 137, 144, 162, 180, 216, 240, 243, 270, 274, 281, 324, 360, 405, 411, 432, 486, 540, 548, 562, 648, 685, 720, 810, 822, 843, 972, 1080, 1096, 1124, 1215, 1233, 1296, 1370, 1405, 1620, 1644, 1686, 1944, 2055, 2160, 2192, 2248, 2430, 2466, 2529, 2740, 2810, 3240, 3288, 3372, 3699, 3888, 4110, 4215, 4496, 4860, 4932, 5058, 5480, 5620, 6165, 6480, 6576, 6744, 7398, 7587, 8220, 8430, 9720, 9864, 10116, 10960, 11097, 11240, 12330, 12645, 13488, 14796, 15174, 16440, 16860, 18495, 19440, 19728, 20232, 22194, 22480, 22761, 24660, 25290, 29592, 30348, 32880, 33291, 33720, 36990, 37935, 38497, 40464, 44388, 45522, 49320, 50580, 55485, 59184, 60696, 66582, 67440, 68283, 73980, 75870, 76994, 88776, 91044, 98640, 101160, 110970, 113805, 115491, 121392, 133164, 136566, 147960, 151740, 153988, 166455, 177552, 182088, 192485, 202320, 221940, 227610, 230982, 266328, 273132, 295920, 303480, 307976, 332910, 341415, 346473, 364176, 384970, 443880, 455220, 461964, 532656, 546264, 577455, 606960, 615952, 665820, 682830, 692946, 769940, 887760, 910440, 923928, 1039419, 1092528, 1154910, 1331640, 1365660, 1385892, 1539880, 1732365, 1820880, 1847856, 2078838, 2309820, 2663280, 2731320, 2771784, 3079760, 3118257, 3464730, 4157676, 4619640, 5197095, 5462640, 5543568, 6236514, 6929460, 8315352, 9239280, 9354771, 10394190, 12473028, 13858920, 15591285, 16630704, 18709542, 20788380, 24946056, 27717840, 31182570, 37419084, 41576760, 46773855, 49892112, 62365140, 74838168, 83153520, 93547710, 124730280, 149676336, 187095420, 249460560, 374190840, 748381680]

約数ペア:

[(1, 748381680), (2, 374190840), (3, 249460560), (4, 187095420), (5, 149676336), (6, 124730280), (8, 93547710), (9, 83153520), (10, 74838168), (12, 62365140), (15, 49892112), (16, 46773855), (18, 41576760), (20, 37419084), (24, 31182570), (27, 27717840), (30, 24946056), (36, 20788380), (40, 18709542), (45, 16630704), (48, 15591285), (54, 13858920), (60, 12473028), (72, 10394190), (80, 9354771), (81, 9239280), (90, 8315352), (108, 6929460), (120, 6236514), (135, 5543568), (137, 5462640), (144, 5197095), (162, 4619640), (180, 4157676), (216, 3464730), (240, 3118257), (243, 3079760), (270, 2771784), (274, 2731320), (281, 2663280), (324, 2309820), (360, 2078838), (405, 1847856), (411, 1820880), (432, 1732365), (486, 1539880), (540, 1385892), (548, 1365660), (562, 1331640), (648, 1154910), (685, 1092528), (720, 1039419), (810, 923928), (822, 910440), (843, 887760), (972, 769940), (1080, 692946), (1096, 682830), (1124, 665820), (1215, 615952), (1233, 606960), (1296, 577455), (1370, 546264), (1405, 532656), (1620, 461964), (1644, 455220), (1686, 443880), (1944, 384970), (2055, 364176), (2160, 346473), (2192, 341415), (2248, 332910), (2430, 307976), (2466, 303480), (2529, 295920), (2740, 273132), (2810, 266328), (3240, 230982), (3288, 227610), (3372, 221940), (3699, 202320), (3888, 192485), (4110, 182088), (4215, 177552), (4496, 166455), (4860, 153988), (4932, 151740), (5058, 147960), (5480, 136566), (5620, 133164), (6165, 121392), (6480, 115491), (6576, 113805), (6744, 110970), (7398, 101160), (7587, 98640), (8220, 91044), (8430, 88776), (9720, 76994), (9864, 75870), (10116, 73980), (10960, 68283), (11097, 67440), (11240, 66582), (12330, 60696), (12645, 59184), (13488, 55485), (14796, 50580), (15174, 49320), (16440, 45522), (16860, 44388), (18495, 40464), (19440, 38497), (19728, 37935), (20232, 36990), (22194, 33720), (22480, 33291), (22761, 32880), (24660, 30348), (25290, 29592)]