64944320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:470

約数の個数: 112

約数和(自身を含む): 179466240

約数和(自身を除く): 114521920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 320, 367, 395, 448, 553, 560, 632, 734, 790, 1106, 1120, 1264, 1468, 1580, 1835, 2212, 2240, 2528, 2569, 2765, 2936, 3160, 3670, 4424, 5056, 5138, 5530, 5872, 6320, 7340, 8848, 10276, 11060, 11744, 12640, 12845, 14680, 17696, 20552, 22120, 23488, 25280, 25690, 28993, 29360, 35392, 41104, 44240, 51380, 57986, 58720, 82208, 88480, 102760, 115972, 117440, 144965, 164416, 176960, 202951, 205520, 231944, 289930, 405902, 411040, 463888, 579860, 811804, 822080, 927776, 1014755, 1159720, 1623608, 1855552, 2029510, 2319440, 3247216, 4059020, 4638880, 6494432, 8118040, 9277760, 12988864, 16236080, 32472160, 64944320]

約数ペア:

[(1, 64944320), (2, 32472160), (4, 16236080), (5, 12988864), (7, 9277760), (8, 8118040), (10, 6494432), (14, 4638880), (16, 4059020), (20, 3247216), (28, 2319440), (32, 2029510), (35, 1855552), (40, 1623608), (56, 1159720), (64, 1014755), (70, 927776), (79, 822080), (80, 811804), (112, 579860), (140, 463888), (158, 411040), (160, 405902), (224, 289930), (280, 231944), (316, 205520), (320, 202951), (367, 176960), (395, 164416), (448, 144965), (553, 117440), (560, 115972), (632, 102760), (734, 88480), (790, 82208), (1106, 58720), (1120, 57986), (1264, 51380), (1468, 44240), (1580, 41104), (1835, 35392), (2212, 29360), (2240, 28993), (2528, 25690), (2569, 25280), (2765, 23488), (2936, 22120), (3160, 20552), (3670, 17696), (4424, 14680), (5056, 12845), (5138, 12640), (5530, 11744), (5872, 11060), (6320, 10276), (7340, 8848)]