218481480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{479}}^1$

素因数の和:684

約数の個数: 192

約数和(自身を含む): 817689600

約数和(自身を除く): 599208120

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, 168, 180, 181, 210, 252, 280, 315, 360, 362, 420, 479, 504, 543, 630, 724, 840, 905, 958, 1086, 1260, 1267, 1437, 1448, 1629, 1810, 1916, 2172, 2395, 2520, 2534, 2715, 2874, 3258, 3353, 3620, 3801, 3832, 4311, 4344, 4790, 5068, 5430, 5748, 6335, 6516, 6706, 7185, 7240, 7602, 8145, 8622, 9580, 10059, 10136, 10860, 11403, 11496, 12670, 13032, 13412, 14370, 15204, 16290, 16765, 17244, 19005, 19160, 20118, 21555, 21720, 22806, 25340, 26824, 28740, 30177, 30408, 32580, 33530, 34488, 38010, 40236, 43110, 45612, 50295, 50680, 57015, 57480, 60354, 65160, 67060, 76020, 80472, 86220, 86699, 91224, 100590, 114030, 120708, 134120, 150885, 152040, 172440, 173398, 201180, 228060, 241416, 260097, 301770, 346796, 402360, 433495, 456120, 520194, 603540, 606893, 693592, 780291, 866990, 1040388, 1207080, 1213786, 1300485, 1560582, 1733980, 1820679, 2080776, 2427572, 2600970, 3034465, 3121164, 3467960, 3641358, 3901455, 4855144, 5201940, 5462037, 6068930, 6242328, 7282716, 7802910, 9103395, 10403880, 10924074, 12137860, 14565432, 15605820, 18206790, 21848148, 24275720, 27310185, 31211640, 36413580, 43696296, 54620370, 72827160, 109240740, 218481480]

約数ペア:

[(1, 218481480), (2, 109240740), (3, 72827160), (4, 54620370), (5, 43696296), (6, 36413580), (7, 31211640), (8, 27310185), (9, 24275720), (10, 21848148), (12, 18206790), (14, 15605820), (15, 14565432), (18, 12137860), (20, 10924074), (21, 10403880), (24, 9103395), (28, 7802910), (30, 7282716), (35, 6242328), (36, 6068930), (40, 5462037), (42, 5201940), (45, 4855144), (56, 3901455), (60, 3641358), (63, 3467960), (70, 3121164), (72, 3034465), (84, 2600970), (90, 2427572), (105, 2080776), (120, 1820679), (126, 1733980), (140, 1560582), (168, 1300485), (180, 1213786), (181, 1207080), (210, 1040388), (252, 866990), (280, 780291), (315, 693592), (360, 606893), (362, 603540), (420, 520194), (479, 456120), (504, 433495), (543, 402360), (630, 346796), (724, 301770), (840, 260097), (905, 241416), (958, 228060), (1086, 201180), (1260, 173398), (1267, 172440), (1437, 152040), (1448, 150885), (1629, 134120), (1810, 120708), (1916, 114030), (2172, 100590), (2395, 91224), (2520, 86699), (2534, 86220), (2715, 80472), (2874, 76020), (3258, 67060), (3353, 65160), (3620, 60354), (3801, 57480), (3832, 57015), (4311, 50680), (4344, 50295), (4790, 45612), (5068, 43110), (5430, 40236), (5748, 38010), (6335, 34488), (6516, 33530), (6706, 32580), (7185, 30408), (7240, 30177), (7602, 28740), (8145, 26824), (8622, 25340), (9580, 22806), (10059, 21720), (10136, 21555), (10860, 20118), (11403, 19160), (11496, 19005), (12670, 17244), (13032, 16765), (13412, 16290), (14370, 15204)]