489090896

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:592

約数の個数: 80

約数和(自身を含む): 1106595840

約数和(自身を除く): 617504944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 167, 316, 331, 334, 553, 632, 662, 668, 1106, 1169, 1264, 1324, 1336, 2212, 2317, 2338, 2648, 2672, 4424, 4634, 4676, 5296, 8848, 9268, 9352, 13193, 18536, 18704, 26149, 26386, 37072, 52298, 52772, 55277, 92351, 104596, 105544, 110554, 183043, 184702, 209192, 211088, 221108, 366086, 369404, 386939, 418384, 442216, 732172, 738808, 773878, 884432, 1464344, 1477616, 1547756, 2928688, 3095512, 4366883, 6191024, 8733766, 17467532, 30568181, 34935064, 61136362, 69870128, 122272724, 244545448, 489090896]

約数ペア:

[(1, 489090896), (2, 244545448), (4, 122272724), (7, 69870128), (8, 61136362), (14, 34935064), (16, 30568181), (28, 17467532), (56, 8733766), (79, 6191024), (112, 4366883), (158, 3095512), (167, 2928688), (316, 1547756), (331, 1477616), (334, 1464344), (553, 884432), (632, 773878), (662, 738808), (668, 732172), (1106, 442216), (1169, 418384), (1264, 386939), (1324, 369404), (1336, 366086), (2212, 221108), (2317, 211088), (2338, 209192), (2648, 184702), (2672, 183043), (4424, 110554), (4634, 105544), (4676, 104596), (5296, 92351), (8848, 55277), (9268, 52772), (9352, 52298), (13193, 37072), (18536, 26386), (18704, 26149)]