320520480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{95393}}^1$

素因数の和:95418

約数の個数: 96

約数和(自身を含む): 1153885824

約数和(自身を除く): 833365344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 95393, 190786, 286179, 381572, 476965, 572358, 667751, 763144, 953930, 1144716, 1335502, 1430895, 1526288, 1907860, 2003253, 2289432, 2671004, 2861790, 3052576, 3338755, 3815720, 4006506, 4578864, 5342008, 5723580, 6677510, 7631440, 8013012, 9157728, 10016265, 10684016, 11447160, 13355020, 15262880, 16026024, 20032530, 21368032, 22894320, 26710040, 32052048, 40065060, 45788640, 53420080, 64104096, 80130120, 106840160, 160260240, 320520480]

約数ペア:

[(1, 320520480), (2, 160260240), (3, 106840160), (4, 80130120), (5, 64104096), (6, 53420080), (7, 45788640), (8, 40065060), (10, 32052048), (12, 26710040), (14, 22894320), (15, 21368032), (16, 20032530), (20, 16026024), (21, 15262880), (24, 13355020), (28, 11447160), (30, 10684016), (32, 10016265), (35, 9157728), (40, 8013012), (42, 7631440), (48, 6677510), (56, 5723580), (60, 5342008), (70, 4578864), (80, 4006506), (84, 3815720), (96, 3338755), (105, 3052576), (112, 2861790), (120, 2671004), (140, 2289432), (160, 2003253), (168, 1907860), (210, 1526288), (224, 1430895), (240, 1335502), (280, 1144716), (336, 953930), (420, 763144), (480, 667751), (560, 572358), (672, 476965), (840, 381572), (1120, 286179), (1680, 190786), (3360, 95393)]