328155840

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2044

約数の個数: 224

約数和(自身を含む): 1219200000

約数和(自身を除く): 891044160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 432, 456, 480, 513, 540, 570, 576, 608, 684, 720, 760, 855, 864, 912, 960, 1026, 1080, 1140, 1216, 1368, 1440, 1520, 1710, 1728, 1824, 1999, 2052, 2160, 2280, 2565, 2736, 2880, 3040, 3420, 3648, 3998, 4104, 4320, 4560, 5130, 5472, 5997, 6080, 6840, 7996, 8208, 8640, 9120, 9995, 10260, 10944, 11994, 13680, 15992, 16416, 17991, 18240, 19990, 20520, 23988, 27360, 29985, 31984, 32832, 35982, 37981, 39980, 41040, 47976, 53973, 54720, 59970, 63968, 71964, 75962, 79960, 82080, 89955, 95952, 107946, 113943, 119940, 127936, 143928, 151924, 159920, 164160, 179910, 189905, 191904, 215892, 227886, 239880, 269865, 287856, 303848, 319840, 341829, 359820, 379810, 383808, 431784, 455772, 479760, 539730, 569715, 575712, 607696, 639680, 683658, 719640, 759620, 863568, 911544, 959520, 1025487, 1079460, 1139430, 1151424, 1215392, 1367316, 1439280, 1519240, 1709145, 1727136, 1823088, 1919040, 2050974, 2158920, 2278860, 2430784, 2734632, 2878560, 3038480, 3418290, 3454272, 3646176, 4101948, 4317840, 4557720, 5127435, 5469264, 5757120, 6076960, 6836580, 7292352, 8203896, 8635680, 9115440, 10254870, 10938528, 12153920, 13673160, 16407792, 17271360, 18230880, 20509740, 21877056, 27346320, 32815584, 36461760, 41019480, 54692640, 65631168, 82038960, 109385280, 164077920, 328155840]

約数ペア:

[(1, 328155840), (2, 164077920), (3, 109385280), (4, 82038960), (5, 65631168), (6, 54692640), (8, 41019480), (9, 36461760), (10, 32815584), (12, 27346320), (15, 21877056), (16, 20509740), (18, 18230880), (19, 17271360), (20, 16407792), (24, 13673160), (27, 12153920), (30, 10938528), (32, 10254870), (36, 9115440), (38, 8635680), (40, 8203896), (45, 7292352), (48, 6836580), (54, 6076960), (57, 5757120), (60, 5469264), (64, 5127435), (72, 4557720), (76, 4317840), (80, 4101948), (90, 3646176), (95, 3454272), (96, 3418290), (108, 3038480), (114, 2878560), (120, 2734632), (135, 2430784), (144, 2278860), (152, 2158920), (160, 2050974), (171, 1919040), (180, 1823088), (190, 1727136), (192, 1709145), (216, 1519240), (228, 1439280), (240, 1367316), (270, 1215392), (285, 1151424), (288, 1139430), (304, 1079460), (320, 1025487), (342, 959520), (360, 911544), (380, 863568), (432, 759620), (456, 719640), (480, 683658), (513, 639680), (540, 607696), (570, 575712), (576, 569715), (608, 539730), (684, 479760), (720, 455772), (760, 431784), (855, 383808), (864, 379810), (912, 359820), (960, 341829), (1026, 319840), (1080, 303848), (1140, 287856), (1216, 269865), (1368, 239880), (1440, 227886), (1520, 215892), (1710, 191904), (1728, 189905), (1824, 179910), (1999, 164160), (2052, 159920), (2160, 151924), (2280, 143928), (2565, 127936), (2736, 119940), (2880, 113943), (3040, 107946), (3420, 95952), (3648, 89955), (3998, 82080), (4104, 79960), (4320, 75962), (4560, 71964), (5130, 63968), (5472, 59970), (5997, 54720), (6080, 53973), (6840, 47976), (7996, 41040), (8208, 39980), (8640, 37981), (9120, 35982), (9995, 32832), (10260, 31984), (10944, 29985), (11994, 27360), (13680, 23988), (15992, 20520), (16416, 19990), (17991, 18240)]