285207840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:212

約数の個数: 288

約数和(自身を含む): 1028519856

約数和(自身を除く): 743312016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 53, 60, 72, 74, 80, 90, 96, 101, 106, 111, 120, 144, 148, 159, 160, 180, 185, 202, 212, 222, 240, 265, 288, 296, 303, 318, 333, 360, 370, 404, 424, 444, 477, 480, 505, 530, 555, 592, 606, 636, 666, 720, 740, 795, 808, 848, 888, 909, 954, 1010, 1060, 1110, 1184, 1212, 1272, 1332, 1440, 1480, 1515, 1590, 1616, 1665, 1696, 1776, 1818, 1908, 1961, 2020, 2120, 2220, 2385, 2424, 2544, 2664, 2960, 3030, 3180, 3232, 3330, 3552, 3636, 3737, 3816, 3922, 4040, 4240, 4440, 4545, 4770, 4848, 5088, 5328, 5353, 5883, 5920, 6060, 6360, 6660, 7272, 7474, 7632, 7844, 8080, 8480, 8880, 9090, 9540, 9696, 9805, 10656, 10706, 11211, 11766, 12120, 12720, 13320, 14544, 14948, 15264, 15688, 16059, 16160, 17649, 17760, 18180, 18685, 19080, 19610, 21412, 22422, 23532, 24240, 25440, 26640, 26765, 29088, 29415, 29896, 31376, 32118, 33633, 35298, 36360, 37370, 38160, 39220, 42824, 44844, 47064, 48177, 48480, 53280, 53530, 56055, 58830, 59792, 62752, 64236, 67266, 70596, 72720, 74740, 76320, 78440, 80295, 85648, 88245, 89688, 94128, 96354, 107060, 112110, 117660, 119584, 128472, 134532, 141192, 145440, 149480, 156880, 160590, 168165, 171296, 176490, 179376, 188256, 192708, 198061, 214120, 224220, 235320, 240885, 256944, 269064, 282384, 298960, 313760, 321180, 336330, 352980, 358752, 385416, 396122, 428240, 448440, 470640, 481770, 513888, 538128, 564768, 594183, 597920, 642360, 672660, 705960, 770832, 792244, 856480, 896880, 941280, 963540, 990305, 1076256, 1188366, 1284720, 1345320, 1411920, 1541664, 1584488, 1782549, 1793760, 1927080, 1980610, 2376732, 2569440, 2690640, 2823840, 2970915, 3168976, 3565098, 3854160, 3961220, 4753464, 5381280, 5941830, 6337952, 7130196, 7708320, 7922440, 8912745, 9506928, 11883660, 14260392, 15844880, 17825490, 19013856, 23767320, 28520784, 31689760, 35650980, 47534640, 57041568, 71301960, 95069280, 142603920, 285207840]

約数ペア:

[(1, 285207840), (2, 142603920), (3, 95069280), (4, 71301960), (5, 57041568), (6, 47534640), (8, 35650980), (9, 31689760), (10, 28520784), (12, 23767320), (15, 19013856), (16, 17825490), (18, 15844880), (20, 14260392), (24, 11883660), (30, 9506928), (32, 8912745), (36, 7922440), (37, 7708320), (40, 7130196), (45, 6337952), (48, 5941830), (53, 5381280), (60, 4753464), (72, 3961220), (74, 3854160), (80, 3565098), (90, 3168976), (96, 2970915), (101, 2823840), (106, 2690640), (111, 2569440), (120, 2376732), (144, 1980610), (148, 1927080), (159, 1793760), (160, 1782549), (180, 1584488), (185, 1541664), (202, 1411920), (212, 1345320), (222, 1284720), (240, 1188366), (265, 1076256), (288, 990305), (296, 963540), (303, 941280), (318, 896880), (333, 856480), (360, 792244), (370, 770832), (404, 705960), (424, 672660), (444, 642360), (477, 597920), (480, 594183), (505, 564768), (530, 538128), (555, 513888), (592, 481770), (606, 470640), (636, 448440), (666, 428240), (720, 396122), (740, 385416), (795, 358752), (808, 352980), (848, 336330), (888, 321180), (909, 313760), (954, 298960), (1010, 282384), (1060, 269064), (1110, 256944), (1184, 240885), (1212, 235320), (1272, 224220), (1332, 214120), (1440, 198061), (1480, 192708), (1515, 188256), (1590, 179376), (1616, 176490), (1665, 171296), (1696, 168165), (1776, 160590), (1818, 156880), (1908, 149480), (1961, 145440), (2020, 141192), (2120, 134532), (2220, 128472), (2385, 119584), (2424, 117660), (2544, 112110), (2664, 107060), (2960, 96354), (3030, 94128), (3180, 89688), (3232, 88245), (3330, 85648), (3552, 80295), (3636, 78440), (3737, 76320), (3816, 74740), (3922, 72720), (4040, 70596), (4240, 67266), (4440, 64236), (4545, 62752), (4770, 59792), (4848, 58830), (5088, 56055), (5328, 53530), (5353, 53280), (5883, 48480), (5920, 48177), (6060, 47064), (6360, 44844), (6660, 42824), (7272, 39220), (7474, 38160), (7632, 37370), (7844, 36360), (8080, 35298), (8480, 33633), (8880, 32118), (9090, 31376), (9540, 29896), (9696, 29415), (9805, 29088), (10656, 26765), (10706, 26640), (11211, 25440), (11766, 24240), (12120, 23532), (12720, 22422), (13320, 21412), (14544, 19610), (14948, 19080), (15264, 18685), (15688, 18180), (16059, 17760), (16160, 17649)]