74720520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:372

約数の個数: 192

約数和(自身を含む): 280800000

約数和(自身を除く): 206079480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 149, 168, 180, 199, 210, 252, 280, 298, 315, 360, 398, 420, 447, 504, 596, 597, 630, 745, 796, 840, 894, 995, 1043, 1192, 1194, 1260, 1341, 1393, 1490, 1592, 1788, 1791, 1990, 2086, 2235, 2388, 2520, 2682, 2786, 2980, 2985, 3129, 3576, 3582, 3980, 4172, 4179, 4470, 4776, 5215, 5364, 5572, 5960, 5970, 6258, 6705, 6965, 7164, 7960, 8344, 8358, 8940, 8955, 9387, 10430, 10728, 11144, 11940, 12516, 12537, 13410, 13930, 14328, 15645, 16716, 17880, 17910, 18774, 20860, 20895, 23880, 25032, 25074, 26820, 27860, 29651, 31290, 33432, 35820, 37548, 41720, 41790, 46935, 50148, 53640, 55720, 59302, 62580, 62685, 71640, 75096, 83580, 88953, 93870, 100296, 118604, 125160, 125370, 148255, 167160, 177906, 187740, 207557, 237208, 250740, 266859, 296510, 355812, 375480, 415114, 444765, 501480, 533718, 593020, 622671, 711624, 830228, 889530, 1037785, 1067436, 1186040, 1245342, 1334295, 1660456, 1779060, 1868013, 2075570, 2134872, 2490684, 2668590, 3113355, 3558120, 3736026, 4151140, 4981368, 5337180, 6226710, 7472052, 8302280, 9340065, 10674360, 12453420, 14944104, 18680130, 24906840, 37360260, 74720520]

約数ペア:

[(1, 74720520), (2, 37360260), (3, 24906840), (4, 18680130), (5, 14944104), (6, 12453420), (7, 10674360), (8, 9340065), (9, 8302280), (10, 7472052), (12, 6226710), (14, 5337180), (15, 4981368), (18, 4151140), (20, 3736026), (21, 3558120), (24, 3113355), (28, 2668590), (30, 2490684), (35, 2134872), (36, 2075570), (40, 1868013), (42, 1779060), (45, 1660456), (56, 1334295), (60, 1245342), (63, 1186040), (70, 1067436), (72, 1037785), (84, 889530), (90, 830228), (105, 711624), (120, 622671), (126, 593020), (140, 533718), (149, 501480), (168, 444765), (180, 415114), (199, 375480), (210, 355812), (252, 296510), (280, 266859), (298, 250740), (315, 237208), (360, 207557), (398, 187740), (420, 177906), (447, 167160), (504, 148255), (596, 125370), (597, 125160), (630, 118604), (745, 100296), (796, 93870), (840, 88953), (894, 83580), (995, 75096), (1043, 71640), (1192, 62685), (1194, 62580), (1260, 59302), (1341, 55720), (1393, 53640), (1490, 50148), (1592, 46935), (1788, 41790), (1791, 41720), (1990, 37548), (2086, 35820), (2235, 33432), (2388, 31290), (2520, 29651), (2682, 27860), (2786, 26820), (2980, 25074), (2985, 25032), (3129, 23880), (3576, 20895), (3582, 20860), (3980, 18774), (4172, 17910), (4179, 17880), (4470, 16716), (4776, 15645), (5215, 14328), (5364, 13930), (5572, 13410), (5960, 12537), (5970, 12516), (6258, 11940), (6705, 11144), (6965, 10728), (7164, 10430), (7960, 9387), (8344, 8955), (8358, 8940)]