2002560

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 7344000

約数和(自身を除く): 5341440

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, 149, 160, 168, 192, 210, 224, 240, 280, 298, 320, 336, 384, 420, 447, 448, 480, 560, 596, 640, 672, 745, 840, 894, 896, 960, 1043, 1120, 1192, 1344, 1490, 1680, 1788, 1920, 2086, 2235, 2240, 2384, 2688, 2980, 3129, 3360, 3576, 4172, 4470, 4480, 4768, 5215, 5960, 6258, 6720, 7152, 8344, 8940, 9536, 10430, 11920, 12516, 13440, 14304, 15645, 16688, 17880, 19072, 20860, 23840, 25032, 28608, 31290, 33376, 35760, 41720, 47680, 50064, 57216, 62580, 66752, 71520, 83440, 95360, 100128, 125160, 133504, 143040, 166880, 200256, 250320, 286080, 333760, 400512, 500640, 667520, 1001280, 2002560]

約数ペア:

[(1, 2002560), (2, 1001280), (3, 667520), (4, 500640), (5, 400512), (6, 333760), (7, 286080), (8, 250320), (10, 200256), (12, 166880), (14, 143040), (15, 133504), (16, 125160), (20, 100128), (21, 95360), (24, 83440), (28, 71520), (30, 66752), (32, 62580), (35, 57216), (40, 50064), (42, 47680), (48, 41720), (56, 35760), (60, 33376), (64, 31290), (70, 28608), (80, 25032), (84, 23840), (96, 20860), (105, 19072), (112, 17880), (120, 16688), (128, 15645), (140, 14304), (149, 13440), (160, 12516), (168, 11920), (192, 10430), (210, 9536), (224, 8940), (240, 8344), (280, 7152), (298, 6720), (320, 6258), (336, 5960), (384, 5215), (420, 4768), (447, 4480), (448, 4470), (480, 4172), (560, 3576), (596, 3360), (640, 3129), (672, 2980), (745, 2688), (840, 2384), (894, 2240), (896, 2235), (960, 2086), (1043, 1920), (1120, 1788), (1192, 1680), (1344, 1490)]