215307392

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 454675200

約数和(自身を除く): 239367808

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 223, 304, 397, 446, 608, 794, 892, 1216, 1588, 1784, 2432, 3176, 3568, 4237, 6352, 7136, 7543, 8474, 12704, 14272, 15086, 16948, 25408, 28544, 30172, 33896, 50816, 60344, 67792, 88531, 120688, 135584, 177062, 241376, 271168, 354124, 482752, 542336, 708248, 965504, 1416496, 1682089, 2832992, 3364178, 5665984, 6728356, 11331968, 13456712, 26913424, 53826848, 107653696, 215307392]

約数ペア:

[(1, 215307392), (2, 107653696), (4, 53826848), (8, 26913424), (16, 13456712), (19, 11331968), (32, 6728356), (38, 5665984), (64, 3364178), (76, 2832992), (128, 1682089), (152, 1416496), (223, 965504), (304, 708248), (397, 542336), (446, 482752), (608, 354124), (794, 271168), (892, 241376), (1216, 177062), (1588, 135584), (1784, 120688), (2432, 88531), (3176, 67792), (3568, 60344), (4237, 50816), (6352, 33896), (7136, 30172), (7543, 28544), (8474, 25408), (12704, 16948), (14272, 15086)]