338701904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{373}}^1$

素因数の和:532

約数の個数: 80

約数和(自身を含む): 723465600

約数和(自身を除く): 384763696

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 103, 116, 152, 206, 232, 304, 373, 412, 464, 551, 746, 824, 1102, 1492, 1648, 1957, 2204, 2984, 2987, 3914, 4408, 5968, 5974, 7087, 7828, 8816, 10817, 11948, 14174, 15656, 21634, 23896, 28348, 31312, 38419, 43268, 47792, 56696, 56753, 76838, 86536, 113392, 113506, 153676, 173072, 205523, 227012, 307352, 411046, 454024, 614704, 729961, 822092, 908048, 1114151, 1459922, 1644184, 2228302, 2919844, 3288368, 4456604, 5839688, 8913208, 11679376, 17826416, 21168869, 42337738, 84675476, 169350952, 338701904]

約数ペア:

[(1, 338701904), (2, 169350952), (4, 84675476), (8, 42337738), (16, 21168869), (19, 17826416), (29, 11679376), (38, 8913208), (58, 5839688), (76, 4456604), (103, 3288368), (116, 2919844), (152, 2228302), (206, 1644184), (232, 1459922), (304, 1114151), (373, 908048), (412, 822092), (464, 729961), (551, 614704), (746, 454024), (824, 411046), (1102, 307352), (1492, 227012), (1648, 205523), (1957, 173072), (2204, 153676), (2984, 113506), (2987, 113392), (3914, 86536), (4408, 76838), (5968, 56753), (5974, 56696), (7087, 47792), (7828, 43268), (8816, 38419), (10817, 31312), (11948, 28348), (14174, 23896), (15656, 21634)]