221574384

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{547}}^1$

素因数の和:687

約数の個数: 120

約数和(自身を含む): 649281360

約数和(自身を除く): 427706976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 97, 116, 144, 174, 194, 232, 261, 291, 348, 388, 464, 522, 547, 582, 696, 776, 873, 1044, 1094, 1164, 1392, 1552, 1641, 1746, 2088, 2188, 2328, 2813, 3282, 3492, 4176, 4376, 4656, 4923, 5626, 6564, 6984, 8439, 8752, 9846, 11252, 13128, 13968, 15863, 16878, 19692, 22504, 25317, 26256, 31726, 33756, 39384, 45008, 47589, 50634, 53059, 63452, 67512, 78768, 95178, 101268, 106118, 126904, 135024, 142767, 159177, 190356, 202536, 212236, 253808, 285534, 318354, 380712, 405072, 424472, 477531, 571068, 636708, 761424, 848944, 955062, 1142136, 1273416, 1538711, 1910124, 2284272, 2546832, 3077422, 3820248, 4616133, 6154844, 7640496, 9232266, 12309688, 13848399, 18464532, 24619376, 27696798, 36929064, 55393596, 73858128, 110787192, 221574384]

約数ペア:

[(1, 221574384), (2, 110787192), (3, 73858128), (4, 55393596), (6, 36929064), (8, 27696798), (9, 24619376), (12, 18464532), (16, 13848399), (18, 12309688), (24, 9232266), (29, 7640496), (36, 6154844), (48, 4616133), (58, 3820248), (72, 3077422), (87, 2546832), (97, 2284272), (116, 1910124), (144, 1538711), (174, 1273416), (194, 1142136), (232, 955062), (261, 848944), (291, 761424), (348, 636708), (388, 571068), (464, 477531), (522, 424472), (547, 405072), (582, 380712), (696, 318354), (776, 285534), (873, 253808), (1044, 212236), (1094, 202536), (1164, 190356), (1392, 159177), (1552, 142767), (1641, 135024), (1746, 126904), (2088, 106118), (2188, 101268), (2328, 95178), (2813, 78768), (3282, 67512), (3492, 63452), (4176, 53059), (4376, 50634), (4656, 47589), (4923, 45008), (5626, 39384), (6564, 33756), (6984, 31726), (8439, 26256), (8752, 25317), (9846, 22504), (11252, 19692), (13128, 16878), (13968, 15863)]