172115440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 180

約数和(自身を含む): 492484104

約数和(自身を除く): 320368664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 83, 92, 98, 112, 115, 140, 161, 166, 184, 196, 230, 245, 280, 322, 332, 368, 392, 415, 460, 490, 529, 560, 581, 644, 664, 784, 805, 830, 920, 980, 1058, 1127, 1162, 1288, 1328, 1610, 1660, 1840, 1909, 1960, 2116, 2254, 2324, 2576, 2645, 2905, 3220, 3320, 3703, 3818, 3920, 4067, 4232, 4508, 4648, 5290, 5635, 5810, 6440, 6640, 7406, 7636, 8134, 8464, 9016, 9296, 9545, 10580, 11270, 11620, 12880, 13363, 14812, 15272, 16268, 18032, 18515, 19090, 20335, 21160, 22540, 23240, 25921, 26726, 29624, 30544, 32536, 37030, 38180, 40670, 42320, 43907, 45080, 46480, 51842, 53452, 59248, 65072, 66815, 74060, 76360, 81340, 87814, 90160, 93541, 103684, 106904, 129605, 133630, 148120, 152720, 162680, 175628, 187082, 207368, 213808, 219535, 259210, 267260, 296240, 307349, 325360, 351256, 374164, 414736, 439070, 467705, 518420, 534520, 614698, 702512, 748328, 878140, 935410, 1036840, 1069040, 1229396, 1496656, 1536745, 1756280, 1870820, 2073680, 2151443, 2458792, 3073490, 3512560, 3741640, 4302886, 4917584, 6146980, 7483280, 8605772, 10757215, 12293960, 17211544, 21514430, 24587920, 34423088, 43028860, 86057720, 172115440]

約数ペア:

[(1, 172115440), (2, 86057720), (4, 43028860), (5, 34423088), (7, 24587920), (8, 21514430), (10, 17211544), (14, 12293960), (16, 10757215), (20, 8605772), (23, 7483280), (28, 6146980), (35, 4917584), (40, 4302886), (46, 3741640), (49, 3512560), (56, 3073490), (70, 2458792), (80, 2151443), (83, 2073680), (92, 1870820), (98, 1756280), (112, 1536745), (115, 1496656), (140, 1229396), (161, 1069040), (166, 1036840), (184, 935410), (196, 878140), (230, 748328), (245, 702512), (280, 614698), (322, 534520), (332, 518420), (368, 467705), (392, 439070), (415, 414736), (460, 374164), (490, 351256), (529, 325360), (560, 307349), (581, 296240), (644, 267260), (664, 259210), (784, 219535), (805, 213808), (830, 207368), (920, 187082), (980, 175628), (1058, 162680), (1127, 152720), (1162, 148120), (1288, 133630), (1328, 129605), (1610, 106904), (1660, 103684), (1840, 93541), (1909, 90160), (1960, 87814), (2116, 81340), (2254, 76360), (2324, 74060), (2576, 66815), (2645, 65072), (2905, 59248), (3220, 53452), (3320, 51842), (3703, 46480), (3818, 45080), (3920, 43907), (4067, 42320), (4232, 40670), (4508, 38180), (4648, 37030), (5290, 32536), (5635, 30544), (5810, 29624), (6440, 26726), (6640, 25921), (7406, 23240), (7636, 22540), (8134, 21160), (8464, 20335), (9016, 19090), (9296, 18515), (9545, 18032), (10580, 16268), (11270, 15272), (11620, 14812), (12880, 13363)]