42381920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:580

約数の個数: 96

約数和(自身を含む): 116121600

約数和(自身を除く): 73739680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 395, 479, 553, 560, 632, 790, 958, 1106, 1120, 1264, 1580, 1916, 2212, 2395, 2528, 2765, 3160, 3353, 3832, 4424, 4790, 5530, 6320, 6706, 7664, 8848, 9580, 11060, 12640, 13412, 15328, 16765, 17696, 19160, 22120, 26824, 33530, 37841, 38320, 44240, 53648, 67060, 75682, 76640, 88480, 107296, 134120, 151364, 189205, 264887, 268240, 302728, 378410, 529774, 536480, 605456, 756820, 1059548, 1210912, 1324435, 1513640, 2119096, 2648870, 3027280, 4238192, 5297740, 6054560, 8476384, 10595480, 21190960, 42381920]

約数ペア:

[(1, 42381920), (2, 21190960), (4, 10595480), (5, 8476384), (7, 6054560), (8, 5297740), (10, 4238192), (14, 3027280), (16, 2648870), (20, 2119096), (28, 1513640), (32, 1324435), (35, 1210912), (40, 1059548), (56, 756820), (70, 605456), (79, 536480), (80, 529774), (112, 378410), (140, 302728), (158, 268240), (160, 264887), (224, 189205), (280, 151364), (316, 134120), (395, 107296), (479, 88480), (553, 76640), (560, 75682), (632, 67060), (790, 53648), (958, 44240), (1106, 38320), (1120, 37841), (1264, 33530), (1580, 26824), (1916, 22120), (2212, 19160), (2395, 17696), (2528, 16765), (2765, 15328), (3160, 13412), (3353, 12640), (3832, 11060), (4424, 9580), (4790, 8848), (5530, 7664), (6320, 6706)]