15405808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 36426240

約数和(自身を除く): 21020432

約数列:

[1, 2, 4, 8, 11, 16, 17, 19, 22, 34, 38, 44, 68, 76, 88, 136, 152, 176, 187, 209, 271, 272, 304, 323, 374, 418, 542, 646, 748, 836, 1084, 1292, 1496, 1672, 2168, 2584, 2981, 2992, 3344, 3553, 4336, 4607, 5149, 5168, 5962, 7106, 9214, 10298, 11924, 14212, 18428, 20596, 23848, 28424, 36856, 41192, 47696, 50677, 56639, 56848, 73712, 82384, 87533, 101354, 113278, 175066, 202708, 226556, 350132, 405416, 453112, 700264, 810832, 906224, 962863, 1400528, 1925726, 3851452, 7702904, 15405808]

約数ペア:

[(1, 15405808), (2, 7702904), (4, 3851452), (8, 1925726), (11, 1400528), (16, 962863), (17, 906224), (19, 810832), (22, 700264), (34, 453112), (38, 405416), (44, 350132), (68, 226556), (76, 202708), (88, 175066), (136, 113278), (152, 101354), (176, 87533), (187, 82384), (209, 73712), (271, 56848), (272, 56639), (304, 50677), (323, 47696), (374, 41192), (418, 36856), (542, 28424), (646, 23848), (748, 20596), (836, 18428), (1084, 14212), (1292, 11924), (1496, 10298), (1672, 9214), (2168, 7106), (2584, 5962), (2981, 5168), (2992, 5149), (3344, 4607), (3553, 4336)]