20198640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1093}}^1$

素因数の和:1127

約数の個数: 160

約数和(自身を含む): 78137856

約数和(自身を除く): 57939216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1093, 1155, 1232, 1320, 1540, 1680, 1848, 2186, 2310, 2640, 3080, 3279, 3696, 4372, 4620, 5465, 6160, 6558, 7651, 8744, 9240, 10930, 12023, 13116, 15302, 16395, 17488, 18480, 21860, 22953, 24046, 26232, 30604, 32790, 36069, 38255, 43720, 45906, 48092, 52464, 60115, 61208, 65580, 72138, 76510, 84161, 87440, 91812, 96184, 114765, 120230, 122416, 131160, 144276, 153020, 168322, 180345, 183624, 192368, 229530, 240460, 252483, 262320, 288552, 306040, 336644, 360690, 367248, 420805, 459060, 480920, 504966, 577104, 612080, 673288, 721380, 841610, 918120, 961840, 1009932, 1262415, 1346576, 1442760, 1683220, 1836240, 2019864, 2524830, 2885520, 3366440, 4039728, 5049660, 6732880, 10099320, 20198640]

約数ペア:

[(1, 20198640), (2, 10099320), (3, 6732880), (4, 5049660), (5, 4039728), (6, 3366440), (7, 2885520), (8, 2524830), (10, 2019864), (11, 1836240), (12, 1683220), (14, 1442760), (15, 1346576), (16, 1262415), (20, 1009932), (21, 961840), (22, 918120), (24, 841610), (28, 721380), (30, 673288), (33, 612080), (35, 577104), (40, 504966), (42, 480920), (44, 459060), (48, 420805), (55, 367248), (56, 360690), (60, 336644), (66, 306040), (70, 288552), (77, 262320), (80, 252483), (84, 240460), (88, 229530), (105, 192368), (110, 183624), (112, 180345), (120, 168322), (132, 153020), (140, 144276), (154, 131160), (165, 122416), (168, 120230), (176, 114765), (210, 96184), (220, 91812), (231, 87440), (240, 84161), (264, 76510), (280, 72138), (308, 65580), (330, 61208), (336, 60115), (385, 52464), (420, 48092), (440, 45906), (462, 43720), (528, 38255), (560, 36069), (616, 32790), (660, 30604), (770, 26232), (840, 24046), (880, 22953), (924, 21860), (1093, 18480), (1155, 17488), (1232, 16395), (1320, 15302), (1540, 13116), (1680, 12023), (1848, 10930), (2186, 9240), (2310, 8744), (2640, 7651), (3080, 6558), (3279, 6160), (3696, 5465), (4372, 4620)]