64417920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{4793}}^1$

素因数の和:4822

約数の個数: 128

約数和(自身を含む): 234714240

約数和(自身を除く): 170296320

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, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 4793, 6720, 9586, 13440, 14379, 19172, 23965, 28758, 33551, 38344, 47930, 57516, 67102, 71895, 76688, 95860, 100653, 115032, 134204, 143790, 153376, 167755, 191720, 201306, 230064, 268408, 287580, 306752, 335510, 383440, 402612, 460128, 503265, 536816, 575160, 613504, 671020, 766880, 805224, 920256, 1006530, 1073632, 1150320, 1342040, 1533760, 1610448, 1840512, 2013060, 2147264, 2300640, 2684080, 3067520, 3220896, 4026120, 4294528, 4601280, 5368160, 6441792, 8052240, 9202560, 10736320, 12883584, 16104480, 21472640, 32208960, 64417920]

約数ペア:

[(1, 64417920), (2, 32208960), (3, 21472640), (4, 16104480), (5, 12883584), (6, 10736320), (7, 9202560), (8, 8052240), (10, 6441792), (12, 5368160), (14, 4601280), (15, 4294528), (16, 4026120), (20, 3220896), (21, 3067520), (24, 2684080), (28, 2300640), (30, 2147264), (32, 2013060), (35, 1840512), (40, 1610448), (42, 1533760), (48, 1342040), (56, 1150320), (60, 1073632), (64, 1006530), (70, 920256), (80, 805224), (84, 766880), (96, 671020), (105, 613504), (112, 575160), (120, 536816), (128, 503265), (140, 460128), (160, 402612), (168, 383440), (192, 335510), (210, 306752), (224, 287580), (240, 268408), (280, 230064), (320, 201306), (336, 191720), (384, 167755), (420, 153376), (448, 143790), (480, 134204), (560, 115032), (640, 100653), (672, 95860), (840, 76688), (896, 71895), (960, 67102), (1120, 57516), (1344, 47930), (1680, 38344), (1920, 33551), (2240, 28758), (2688, 23965), (3360, 19172), (4480, 14379), (4793, 13440), (6720, 9586)]