15257228

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 34760880

約数和(自身を除く): 19503652

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 98, 119, 133, 196, 238, 241, 266, 323, 476, 482, 532, 646, 833, 931, 964, 1292, 1666, 1687, 1862, 2261, 3332, 3374, 3724, 4097, 4522, 4579, 6748, 8194, 9044, 9158, 11809, 15827, 16388, 18316, 23618, 28679, 31654, 32053, 47236, 57358, 63308, 64106, 77843, 114716, 128212, 155686, 200753, 224371, 311372, 401506, 448742, 544901, 803012, 897484, 1089802, 2179604, 3814307, 7628614, 15257228]

約数ペア:

[(1, 15257228), (2, 7628614), (4, 3814307), (7, 2179604), (14, 1089802), (17, 897484), (19, 803012), (28, 544901), (34, 448742), (38, 401506), (49, 311372), (68, 224371), (76, 200753), (98, 155686), (119, 128212), (133, 114716), (196, 77843), (238, 64106), (241, 63308), (266, 57358), (323, 47236), (476, 32053), (482, 31654), (532, 28679), (646, 23618), (833, 18316), (931, 16388), (964, 15827), (1292, 11809), (1666, 9158), (1687, 9044), (1862, 8194), (2261, 6748), (3332, 4579), (3374, 4522), (3724, 4097)]