219213280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{67}}^1$

素因数の和:130

約数の個数: 216

約数和(自身を含む): 625609656

約数和(自身を除く): 406396376

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 67, 80, 88, 104, 110, 121, 130, 134, 143, 160, 169, 176, 208, 220, 242, 260, 268, 286, 335, 338, 352, 416, 440, 484, 520, 536, 572, 605, 670, 676, 715, 737, 845, 871, 880, 968, 1040, 1072, 1144, 1210, 1340, 1352, 1430, 1474, 1573, 1690, 1742, 1760, 1859, 1936, 2080, 2144, 2288, 2420, 2680, 2704, 2860, 2948, 3146, 3380, 3484, 3685, 3718, 3872, 4355, 4576, 4840, 5360, 5408, 5720, 5896, 6292, 6760, 6968, 7370, 7436, 7865, 8107, 8710, 9295, 9581, 9680, 10720, 11323, 11440, 11792, 12584, 13520, 13936, 14740, 14872, 15730, 16214, 17420, 18590, 19162, 19360, 20449, 22646, 22880, 23584, 25168, 27040, 27872, 29480, 29744, 31460, 32428, 34840, 37180, 38324, 40535, 40898, 45292, 47905, 50336, 56615, 58960, 59488, 62920, 64856, 69680, 74360, 76648, 81070, 81796, 90584, 95810, 102245, 105391, 113230, 117920, 124553, 125840, 129712, 139360, 148720, 153296, 162140, 163592, 181168, 191620, 204490, 210782, 226460, 249106, 251680, 259424, 297440, 306592, 324280, 327184, 362336, 383240, 408980, 421564, 452920, 498212, 526955, 622765, 648560, 654368, 766480, 817960, 843128, 905840, 996424, 1053910, 1245530, 1297120, 1370083, 1532960, 1635920, 1686256, 1811680, 1992848, 2107820, 2491060, 2740166, 3271840, 3372512, 3985696, 4215640, 4982120, 5480332, 6850415, 8431280, 9964240, 10960664, 13700830, 16862560, 19928480, 21921328, 27401660, 43842656, 54803320, 109606640, 219213280]

約数ペア:

[(1, 219213280), (2, 109606640), (4, 54803320), (5, 43842656), (8, 27401660), (10, 21921328), (11, 19928480), (13, 16862560), (16, 13700830), (20, 10960664), (22, 9964240), (26, 8431280), (32, 6850415), (40, 5480332), (44, 4982120), (52, 4215640), (55, 3985696), (65, 3372512), (67, 3271840), (80, 2740166), (88, 2491060), (104, 2107820), (110, 1992848), (121, 1811680), (130, 1686256), (134, 1635920), (143, 1532960), (160, 1370083), (169, 1297120), (176, 1245530), (208, 1053910), (220, 996424), (242, 905840), (260, 843128), (268, 817960), (286, 766480), (335, 654368), (338, 648560), (352, 622765), (416, 526955), (440, 498212), (484, 452920), (520, 421564), (536, 408980), (572, 383240), (605, 362336), (670, 327184), (676, 324280), (715, 306592), (737, 297440), (845, 259424), (871, 251680), (880, 249106), (968, 226460), (1040, 210782), (1072, 204490), (1144, 191620), (1210, 181168), (1340, 163592), (1352, 162140), (1430, 153296), (1474, 148720), (1573, 139360), (1690, 129712), (1742, 125840), (1760, 124553), (1859, 117920), (1936, 113230), (2080, 105391), (2144, 102245), (2288, 95810), (2420, 90584), (2680, 81796), (2704, 81070), (2860, 76648), (2948, 74360), (3146, 69680), (3380, 64856), (3484, 62920), (3685, 59488), (3718, 58960), (3872, 56615), (4355, 50336), (4576, 47905), (4840, 45292), (5360, 40898), (5408, 40535), (5720, 38324), (5896, 37180), (6292, 34840), (6760, 32428), (6968, 31460), (7370, 29744), (7436, 29480), (7865, 27872), (8107, 27040), (8710, 25168), (9295, 23584), (9581, 22880), (9680, 22646), (10720, 20449), (11323, 19360), (11440, 19162), (11792, 18590), (12584, 17420), (13520, 16214), (13936, 15730), (14740, 14872)]