287069480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1307}}^1$

素因数の和:1371

約数の個数: 96

約数和(自身を含む): 722800800

約数和(自身を除く): 435731320

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 289, 323, 340, 380, 578, 646, 680, 760, 1156, 1292, 1307, 1445, 1615, 2312, 2584, 2614, 2890, 3230, 5228, 5491, 5780, 6460, 6535, 10456, 10982, 11560, 12920, 13070, 21964, 22219, 24833, 26140, 27455, 43928, 44438, 49666, 52280, 54910, 88876, 99332, 109820, 111095, 124165, 177752, 198664, 219640, 222190, 248330, 377723, 422161, 444380, 496660, 755446, 844322, 888760, 993320, 1510892, 1688644, 1888615, 2110805, 3021784, 3377288, 3777230, 4221610, 7176737, 7554460, 8443220, 14353474, 15108920, 16886440, 28706948, 35883685, 57413896, 71767370, 143534740, 287069480]

約数ペア:

[(1, 287069480), (2, 143534740), (4, 71767370), (5, 57413896), (8, 35883685), (10, 28706948), (17, 16886440), (19, 15108920), (20, 14353474), (34, 8443220), (38, 7554460), (40, 7176737), (68, 4221610), (76, 3777230), (85, 3377288), (95, 3021784), (136, 2110805), (152, 1888615), (170, 1688644), (190, 1510892), (289, 993320), (323, 888760), (340, 844322), (380, 755446), (578, 496660), (646, 444380), (680, 422161), (760, 377723), (1156, 248330), (1292, 222190), (1307, 219640), (1445, 198664), (1615, 177752), (2312, 124165), (2584, 111095), (2614, 109820), (2890, 99332), (3230, 88876), (5228, 54910), (5491, 52280), (5780, 49666), (6460, 44438), (6535, 43928), (10456, 27455), (10982, 26140), (11560, 24833), (12920, 22219), (13070, 21964)]