87915660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:540

約数の個数: 192

約数和(自身を含む): 309657600

約数和(自身を除く): 221741940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 23, 28, 30, 35, 38, 42, 46, 57, 60, 69, 70, 76, 84, 92, 95, 105, 114, 115, 133, 138, 140, 161, 190, 210, 228, 230, 266, 276, 285, 322, 345, 380, 399, 420, 437, 460, 479, 483, 532, 570, 644, 665, 690, 798, 805, 874, 958, 966, 1140, 1311, 1330, 1380, 1437, 1596, 1610, 1748, 1916, 1932, 1995, 2185, 2395, 2415, 2622, 2660, 2874, 3059, 3220, 3353, 3990, 4370, 4790, 4830, 5244, 5748, 6118, 6555, 6706, 7185, 7980, 8740, 9101, 9177, 9580, 9660, 10059, 11017, 12236, 13110, 13412, 14370, 15295, 16765, 18202, 18354, 20118, 22034, 26220, 27303, 28740, 30590, 33051, 33530, 36404, 36708, 40236, 44068, 45505, 45885, 50295, 54606, 55085, 61180, 63707, 66102, 67060, 77119, 91010, 91770, 100590, 109212, 110170, 127414, 132204, 136515, 154238, 165255, 182020, 183540, 191121, 201180, 209323, 220340, 231357, 254828, 273030, 308476, 318535, 330510, 382242, 385595, 418646, 462714, 546060, 627969, 637070, 661020, 764484, 771190, 837292, 925428, 955605, 1046615, 1156785, 1255938, 1274140, 1465261, 1542380, 1911210, 2093230, 2313570, 2511876, 2930522, 3139845, 3822420, 4186460, 4395783, 4627140, 5861044, 6279690, 7326305, 8791566, 12559380, 14652610, 17583132, 21978915, 29305220, 43957830, 87915660]

約数ペア:

[(1, 87915660), (2, 43957830), (3, 29305220), (4, 21978915), (5, 17583132), (6, 14652610), (7, 12559380), (10, 8791566), (12, 7326305), (14, 6279690), (15, 5861044), (19, 4627140), (20, 4395783), (21, 4186460), (23, 3822420), (28, 3139845), (30, 2930522), (35, 2511876), (38, 2313570), (42, 2093230), (46, 1911210), (57, 1542380), (60, 1465261), (69, 1274140), (70, 1255938), (76, 1156785), (84, 1046615), (92, 955605), (95, 925428), (105, 837292), (114, 771190), (115, 764484), (133, 661020), (138, 637070), (140, 627969), (161, 546060), (190, 462714), (210, 418646), (228, 385595), (230, 382242), (266, 330510), (276, 318535), (285, 308476), (322, 273030), (345, 254828), (380, 231357), (399, 220340), (420, 209323), (437, 201180), (460, 191121), (479, 183540), (483, 182020), (532, 165255), (570, 154238), (644, 136515), (665, 132204), (690, 127414), (798, 110170), (805, 109212), (874, 100590), (958, 91770), (966, 91010), (1140, 77119), (1311, 67060), (1330, 66102), (1380, 63707), (1437, 61180), (1596, 55085), (1610, 54606), (1748, 50295), (1916, 45885), (1932, 45505), (1995, 44068), (2185, 40236), (2395, 36708), (2415, 36404), (2622, 33530), (2660, 33051), (2874, 30590), (3059, 28740), (3220, 27303), (3353, 26220), (3990, 22034), (4370, 20118), (4790, 18354), (4830, 18202), (5244, 16765), (5748, 15295), (6118, 14370), (6555, 13412), (6706, 13110), (7185, 12236), (7980, 11017), (8740, 10059), (9101, 9660), (9177, 9580)]