210805920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11261}}^1$

素因数の和:11295

約数の個数: 144

約数和(自身を含む): 774780552

約数和(自身を除く): 563974632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 11261, 18720, 22522, 33783, 45044, 56305, 67566, 90088, 101349, 112610, 135132, 146393, 168915, 180176, 202698, 225220, 270264, 292786, 337830, 360352, 405396, 439179, 450440, 506745, 540528, 585572, 675660, 731965, 810792, 878358, 900880, 1013490, 1081056, 1171144, 1317537, 1351320, 1463930, 1621584, 1756716, 1801760, 2026980, 2195895, 2342288, 2635074, 2702640, 2927860, 3243168, 3513432, 4053960, 4391790, 4684576, 5270148, 5405280, 5855720, 6587685, 7026864, 8107920, 8783580, 10540296, 11711440, 13175370, 14053728, 16215840, 17567160, 21080592, 23422880, 26350740, 35134320, 42161184, 52701480, 70268640, 105402960, 210805920]

約数ペア:

[(1, 210805920), (2, 105402960), (3, 70268640), (4, 52701480), (5, 42161184), (6, 35134320), (8, 26350740), (9, 23422880), (10, 21080592), (12, 17567160), (13, 16215840), (15, 14053728), (16, 13175370), (18, 11711440), (20, 10540296), (24, 8783580), (26, 8107920), (30, 7026864), (32, 6587685), (36, 5855720), (39, 5405280), (40, 5270148), (45, 4684576), (48, 4391790), (52, 4053960), (60, 3513432), (65, 3243168), (72, 2927860), (78, 2702640), (80, 2635074), (90, 2342288), (96, 2195895), (104, 2026980), (117, 1801760), (120, 1756716), (130, 1621584), (144, 1463930), (156, 1351320), (160, 1317537), (180, 1171144), (195, 1081056), (208, 1013490), (234, 900880), (240, 878358), (260, 810792), (288, 731965), (312, 675660), (360, 585572), (390, 540528), (416, 506745), (468, 450440), (480, 439179), (520, 405396), (585, 360352), (624, 337830), (720, 292786), (780, 270264), (936, 225220), (1040, 202698), (1170, 180176), (1248, 168915), (1440, 146393), (1560, 135132), (1872, 112610), (2080, 101349), (2340, 90088), (3120, 67566), (3744, 56305), (4680, 45044), (6240, 33783), (9360, 22522), (11261, 18720)]