208839696

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19687}}^1$

素因数の和:19728

約数の個数: 80

約数和(自身を含む): 615210624

約数和(自身を除く): 406370928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 136, 156, 204, 208, 221, 272, 312, 408, 442, 624, 663, 816, 884, 1326, 1768, 2652, 3536, 5304, 10608, 19687, 39374, 59061, 78748, 118122, 157496, 236244, 255931, 314992, 334679, 472488, 511862, 669358, 767793, 944976, 1004037, 1023724, 1338716, 1535586, 2008074, 2047448, 2677432, 3071172, 4016148, 4094896, 4350827, 5354864, 6142344, 8032296, 8701654, 12284688, 13052481, 16064592, 17403308, 26104962, 34806616, 52209924, 69613232, 104419848, 208839696]

約数ペア:

[(1, 208839696), (2, 104419848), (3, 69613232), (4, 52209924), (6, 34806616), (8, 26104962), (12, 17403308), (13, 16064592), (16, 13052481), (17, 12284688), (24, 8701654), (26, 8032296), (34, 6142344), (39, 5354864), (48, 4350827), (51, 4094896), (52, 4016148), (68, 3071172), (78, 2677432), (102, 2047448), (104, 2008074), (136, 1535586), (156, 1338716), (204, 1023724), (208, 1004037), (221, 944976), (272, 767793), (312, 669358), (408, 511862), (442, 472488), (624, 334679), (663, 314992), (816, 255931), (884, 236244), (1326, 157496), (1768, 118122), (2652, 78748), (3536, 59061), (5304, 39374), (10608, 19687)]