77650720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 228614400

約数和(自身を除く): 150963680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 41, 56, 70, 76, 80, 82, 89, 95, 112, 133, 140, 152, 160, 164, 178, 190, 205, 224, 266, 280, 287, 304, 328, 356, 380, 410, 445, 532, 560, 574, 608, 623, 656, 665, 712, 760, 779, 820, 890, 1064, 1120, 1148, 1246, 1312, 1330, 1424, 1435, 1520, 1558, 1640, 1691, 1780, 2128, 2296, 2492, 2660, 2848, 2870, 3040, 3115, 3116, 3280, 3382, 3560, 3649, 3895, 4256, 4592, 4984, 5320, 5453, 5740, 6230, 6232, 6560, 6764, 7120, 7298, 7790, 8455, 9184, 9968, 10640, 10906, 11480, 11837, 12460, 12464, 13528, 14240, 14596, 15580, 16910, 18245, 19936, 21280, 21812, 22960, 23674, 24920, 24928, 25543, 27056, 27265, 29192, 31160, 33820, 36490, 43624, 45920, 47348, 49840, 51086, 54112, 54530, 58384, 59185, 62320, 67640, 69331, 72980, 87248, 94696, 99680, 102172, 109060, 116768, 118370, 124640, 127715, 135280, 138662, 145960, 174496, 189392, 204344, 218120, 236740, 255430, 270560, 277324, 291920, 346655, 378784, 408688, 436240, 473480, 485317, 510860, 554648, 583840, 693310, 817376, 872480, 946960, 970634, 1021720, 1109296, 1386620, 1893920, 1941268, 2043440, 2218592, 2426585, 2773240, 3882536, 4086880, 4853170, 5546480, 7765072, 9706340, 11092960, 15530144, 19412680, 38825360, 77650720]

約数ペア:

[(1, 77650720), (2, 38825360), (4, 19412680), (5, 15530144), (7, 11092960), (8, 9706340), (10, 7765072), (14, 5546480), (16, 4853170), (19, 4086880), (20, 3882536), (28, 2773240), (32, 2426585), (35, 2218592), (38, 2043440), (40, 1941268), (41, 1893920), (56, 1386620), (70, 1109296), (76, 1021720), (80, 970634), (82, 946960), (89, 872480), (95, 817376), (112, 693310), (133, 583840), (140, 554648), (152, 510860), (160, 485317), (164, 473480), (178, 436240), (190, 408688), (205, 378784), (224, 346655), (266, 291920), (280, 277324), (287, 270560), (304, 255430), (328, 236740), (356, 218120), (380, 204344), (410, 189392), (445, 174496), (532, 145960), (560, 138662), (574, 135280), (608, 127715), (623, 124640), (656, 118370), (665, 116768), (712, 109060), (760, 102172), (779, 99680), (820, 94696), (890, 87248), (1064, 72980), (1120, 69331), (1148, 67640), (1246, 62320), (1312, 59185), (1330, 58384), (1424, 54530), (1435, 54112), (1520, 51086), (1558, 49840), (1640, 47348), (1691, 45920), (1780, 43624), (2128, 36490), (2296, 33820), (2492, 31160), (2660, 29192), (2848, 27265), (2870, 27056), (3040, 25543), (3115, 24928), (3116, 24920), (3280, 23674), (3382, 22960), (3560, 21812), (3649, 21280), (3895, 19936), (4256, 18245), (4592, 16910), (4984, 15580), (5320, 14596), (5453, 14240), (5740, 13528), (6230, 12464), (6232, 12460), (6560, 11837), (6764, 11480), (7120, 10906), (7298, 10640), (7790, 9968), (8455, 9184)]