172169440

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:404

約数の個数: 96

約数和(自身を含む): 421303680

約数和(自身を除く): 249134240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 79, 80, 106, 158, 160, 212, 257, 265, 316, 395, 424, 514, 530, 632, 790, 848, 1028, 1060, 1264, 1285, 1580, 1696, 2056, 2120, 2528, 2570, 3160, 4112, 4187, 4240, 5140, 6320, 8224, 8374, 8480, 10280, 12640, 13621, 16748, 20303, 20560, 20935, 27242, 33496, 40606, 41120, 41870, 54484, 66992, 68105, 81212, 83740, 101515, 108968, 133984, 136210, 162424, 167480, 203030, 217936, 272420, 324848, 334960, 406060, 435872, 544840, 649696, 669920, 812120, 1076059, 1089680, 1624240, 2152118, 2179360, 3248480, 4304236, 5380295, 8608472, 10760590, 17216944, 21521180, 34433888, 43042360, 86084720, 172169440]

約数ペア:

[(1, 172169440), (2, 86084720), (4, 43042360), (5, 34433888), (8, 21521180), (10, 17216944), (16, 10760590), (20, 8608472), (32, 5380295), (40, 4304236), (53, 3248480), (79, 2179360), (80, 2152118), (106, 1624240), (158, 1089680), (160, 1076059), (212, 812120), (257, 669920), (265, 649696), (316, 544840), (395, 435872), (424, 406060), (514, 334960), (530, 324848), (632, 272420), (790, 217936), (848, 203030), (1028, 167480), (1060, 162424), (1264, 136210), (1285, 133984), (1580, 108968), (1696, 101515), (2056, 83740), (2120, 81212), (2528, 68105), (2570, 66992), (3160, 54484), (4112, 41870), (4187, 41120), (4240, 40606), (5140, 33496), (6320, 27242), (8224, 20935), (8374, 20560), (8480, 20303), (10280, 16748), (12640, 13621)]