218457120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{823}}^1$

素因数の和:927

約数の個数: 192

約数和(自身を含む): 797368320

約数和(自身を除く): 578911200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 96, 105, 112, 120, 140, 158, 160, 168, 210, 224, 237, 240, 280, 316, 336, 395, 420, 474, 480, 553, 560, 632, 672, 790, 823, 840, 948, 1106, 1120, 1185, 1264, 1580, 1646, 1659, 1680, 1896, 2212, 2370, 2469, 2528, 2765, 3160, 3292, 3318, 3360, 3792, 4115, 4424, 4740, 4938, 5530, 5761, 6320, 6584, 6636, 7584, 8230, 8295, 8848, 9480, 9876, 11060, 11522, 12345, 12640, 13168, 13272, 16460, 16590, 17283, 17696, 18960, 19752, 22120, 23044, 24690, 26336, 26544, 28805, 32920, 33180, 34566, 37920, 39504, 44240, 46088, 49380, 53088, 57610, 65017, 65840, 66360, 69132, 79008, 86415, 88480, 92176, 98760, 115220, 130034, 131680, 132720, 138264, 172830, 184352, 195051, 197520, 230440, 260068, 265440, 276528, 325085, 345660, 390102, 395040, 455119, 460880, 520136, 553056, 650170, 691320, 780204, 910238, 921760, 975255, 1040272, 1300340, 1365357, 1382640, 1560408, 1820476, 1950510, 2080544, 2275595, 2600680, 2730714, 2765280, 3120816, 3640952, 3901020, 4551190, 5201360, 5461428, 6241632, 6826785, 7281904, 7802040, 9102380, 10402720, 10922856, 13653570, 14563808, 15604080, 18204760, 21845712, 27307140, 31208160, 36409520, 43691424, 54614280, 72819040, 109228560, 218457120]

約数ペア:

[(1, 218457120), (2, 109228560), (3, 72819040), (4, 54614280), (5, 43691424), (6, 36409520), (7, 31208160), (8, 27307140), (10, 21845712), (12, 18204760), (14, 15604080), (15, 14563808), (16, 13653570), (20, 10922856), (21, 10402720), (24, 9102380), (28, 7802040), (30, 7281904), (32, 6826785), (35, 6241632), (40, 5461428), (42, 5201360), (48, 4551190), (56, 3901020), (60, 3640952), (70, 3120816), (79, 2765280), (80, 2730714), (84, 2600680), (96, 2275595), (105, 2080544), (112, 1950510), (120, 1820476), (140, 1560408), (158, 1382640), (160, 1365357), (168, 1300340), (210, 1040272), (224, 975255), (237, 921760), (240, 910238), (280, 780204), (316, 691320), (336, 650170), (395, 553056), (420, 520136), (474, 460880), (480, 455119), (553, 395040), (560, 390102), (632, 345660), (672, 325085), (790, 276528), (823, 265440), (840, 260068), (948, 230440), (1106, 197520), (1120, 195051), (1185, 184352), (1264, 172830), (1580, 138264), (1646, 132720), (1659, 131680), (1680, 130034), (1896, 115220), (2212, 98760), (2370, 92176), (2469, 88480), (2528, 86415), (2765, 79008), (3160, 69132), (3292, 66360), (3318, 65840), (3360, 65017), (3792, 57610), (4115, 53088), (4424, 49380), (4740, 46088), (4938, 44240), (5530, 39504), (5761, 37920), (6320, 34566), (6584, 33180), (6636, 32920), (7584, 28805), (8230, 26544), (8295, 26336), (8848, 24690), (9480, 23044), (9876, 22120), (11060, 19752), (11522, 18960), (12345, 17696), (12640, 17283), (13168, 16590), (13272, 16460)]