142870784

素因数分解:

$2^8\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1307}}^1$

素因数の和:1391

約数の個数: 72

約数和(自身を含む): 331520448

約数和(自身を除く): 188649664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 256, 427, 448, 488, 854, 896, 976, 1307, 1708, 1792, 1952, 2614, 3416, 3904, 5228, 6832, 7808, 9149, 10456, 13664, 15616, 18298, 20912, 27328, 36596, 41824, 54656, 73192, 79727, 83648, 109312, 146384, 159454, 167296, 292768, 318908, 334592, 558089, 585536, 637816, 1116178, 1171072, 1275632, 2232356, 2342144, 2551264, 4464712, 5102528, 8929424, 10205056, 17858848, 20410112, 35717696, 71435392, 142870784]

約数ペア:

[(1, 142870784), (2, 71435392), (4, 35717696), (7, 20410112), (8, 17858848), (14, 10205056), (16, 8929424), (28, 5102528), (32, 4464712), (56, 2551264), (61, 2342144), (64, 2232356), (112, 1275632), (122, 1171072), (128, 1116178), (224, 637816), (244, 585536), (256, 558089), (427, 334592), (448, 318908), (488, 292768), (854, 167296), (896, 159454), (976, 146384), (1307, 109312), (1708, 83648), (1792, 79727), (1952, 73192), (2614, 54656), (3416, 41824), (3904, 36596), (5228, 27328), (6832, 20912), (7808, 18298), (9149, 15616), (10456, 13664)]