168561960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:400

約数の個数: 192

約数和(自身を含む): 595900800

約数和(自身を除く): 427338840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 109, 120, 140, 147, 168, 196, 210, 218, 245, 263, 280, 294, 327, 392, 420, 436, 490, 526, 545, 588, 654, 735, 763, 789, 840, 872, 980, 1052, 1090, 1176, 1308, 1315, 1470, 1526, 1578, 1635, 1841, 1960, 2104, 2180, 2289, 2616, 2630, 2940, 3052, 3156, 3270, 3682, 3815, 3945, 4360, 4578, 5260, 5341, 5523, 5880, 6104, 6312, 6540, 7364, 7630, 7890, 9156, 9205, 10520, 10682, 11046, 11445, 12887, 13080, 14728, 15260, 15780, 16023, 18312, 18410, 21364, 22092, 22890, 25774, 26705, 27615, 28667, 30520, 31560, 32046, 36820, 38661, 42728, 44184, 45780, 51548, 53410, 55230, 57334, 64092, 64435, 73640, 77322, 80115, 86001, 91560, 103096, 106820, 110460, 114668, 128184, 128870, 143335, 154644, 160230, 172002, 193305, 200669, 213640, 220920, 229336, 257740, 286670, 309288, 320460, 344004, 386610, 401338, 430005, 515480, 573340, 602007, 640920, 688008, 773220, 802676, 860010, 1003345, 1146680, 1204014, 1404683, 1546440, 1605352, 1720020, 2006690, 2408028, 2809366, 3010035, 3440040, 4013380, 4214049, 4816056, 5618732, 6020070, 7023415, 8026760, 8428098, 11237464, 12040140, 14046830, 16856196, 21070245, 24080280, 28093660, 33712392, 42140490, 56187320, 84280980, 168561960]

約数ペア:

[(1, 168561960), (2, 84280980), (3, 56187320), (4, 42140490), (5, 33712392), (6, 28093660), (7, 24080280), (8, 21070245), (10, 16856196), (12, 14046830), (14, 12040140), (15, 11237464), (20, 8428098), (21, 8026760), (24, 7023415), (28, 6020070), (30, 5618732), (35, 4816056), (40, 4214049), (42, 4013380), (49, 3440040), (56, 3010035), (60, 2809366), (70, 2408028), (84, 2006690), (98, 1720020), (105, 1605352), (109, 1546440), (120, 1404683), (140, 1204014), (147, 1146680), (168, 1003345), (196, 860010), (210, 802676), (218, 773220), (245, 688008), (263, 640920), (280, 602007), (294, 573340), (327, 515480), (392, 430005), (420, 401338), (436, 386610), (490, 344004), (526, 320460), (545, 309288), (588, 286670), (654, 257740), (735, 229336), (763, 220920), (789, 213640), (840, 200669), (872, 193305), (980, 172002), (1052, 160230), (1090, 154644), (1176, 143335), (1308, 128870), (1315, 128184), (1470, 114668), (1526, 110460), (1578, 106820), (1635, 103096), (1841, 91560), (1960, 86001), (2104, 80115), (2180, 77322), (2289, 73640), (2616, 64435), (2630, 64092), (2940, 57334), (3052, 55230), (3156, 53410), (3270, 51548), (3682, 45780), (3815, 44184), (3945, 42728), (4360, 38661), (4578, 36820), (5260, 32046), (5341, 31560), (5523, 30520), (5880, 28667), (6104, 27615), (6312, 26705), (6540, 25774), (7364, 22890), (7630, 22092), (7890, 21364), (9156, 18410), (9205, 18312), (10520, 16023), (10682, 15780), (11046, 15260), (11445, 14728), (12887, 13080)]