131491920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 320

約数和(自身を含む): 503967744

約数和(自身を除く): 372475824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 41, 42, 46, 48, 56, 60, 69, 70, 80, 82, 83, 84, 92, 105, 112, 115, 120, 123, 138, 140, 161, 164, 166, 168, 184, 205, 210, 230, 240, 246, 249, 276, 280, 287, 322, 328, 332, 336, 345, 368, 410, 415, 420, 460, 483, 492, 498, 552, 560, 574, 581, 615, 644, 656, 664, 690, 805, 820, 830, 840, 861, 920, 943, 966, 984, 996, 1104, 1148, 1162, 1230, 1245, 1288, 1328, 1380, 1435, 1610, 1640, 1660, 1680, 1722, 1743, 1840, 1886, 1909, 1932, 1968, 1992, 2296, 2324, 2415, 2460, 2490, 2576, 2760, 2829, 2870, 2905, 3220, 3280, 3320, 3403, 3444, 3486, 3772, 3818, 3864, 3984, 4305, 4592, 4648, 4715, 4830, 4920, 4980, 5520, 5658, 5727, 5740, 5810, 6440, 6601, 6640, 6806, 6888, 6972, 7544, 7636, 7728, 8610, 8715, 9296, 9430, 9545, 9660, 9840, 9960, 10209, 11316, 11454, 11480, 11620, 12880, 13202, 13363, 13612, 13776, 13944, 14145, 15088, 15272, 17015, 17220, 17430, 18860, 19090, 19320, 19803, 19920, 20418, 22632, 22908, 22960, 23240, 23821, 26404, 26726, 27224, 27888, 28290, 28635, 30544, 33005, 34030, 34440, 34860, 37720, 38180, 38640, 39606, 40089, 40836, 45264, 45816, 46480, 47642, 51045, 52808, 53452, 54448, 56580, 57270, 66010, 66815, 68060, 68880, 69720, 71463, 75440, 76360, 78269, 79212, 80178, 81672, 91632, 95284, 99015, 102090, 105616, 106904, 113160, 114540, 119105, 132020, 133630, 136120, 139440, 142926, 152720, 156538, 158424, 160356, 163344, 190568, 198030, 200445, 204180, 213808, 226320, 229080, 234807, 238210, 264040, 267260, 272240, 285852, 313076, 316848, 320712, 357315, 381136, 391345, 396060, 400890, 408360, 458160, 469614, 476420, 528080, 534520, 547883, 571704, 626152, 641424, 714630, 782690, 792120, 801780, 816720, 939228, 952840, 1069040, 1095766, 1143408, 1174035, 1252304, 1429260, 1565380, 1584240, 1603560, 1643649, 1878456, 1905680, 2191532, 2348070, 2739415, 2858520, 3130760, 3207120, 3287298, 3756912, 4383064, 4696140, 5478830, 5717040, 6261520, 6574596, 8218245, 8766128, 9392280, 10957660, 13149192, 16436490, 18784560, 21915320, 26298384, 32872980, 43830640, 65745960, 131491920]

約数ペア:

[(1, 131491920), (2, 65745960), (3, 43830640), (4, 32872980), (5, 26298384), (6, 21915320), (7, 18784560), (8, 16436490), (10, 13149192), (12, 10957660), (14, 9392280), (15, 8766128), (16, 8218245), (20, 6574596), (21, 6261520), (23, 5717040), (24, 5478830), (28, 4696140), (30, 4383064), (35, 3756912), (40, 3287298), (41, 3207120), (42, 3130760), (46, 2858520), (48, 2739415), (56, 2348070), (60, 2191532), (69, 1905680), (70, 1878456), (80, 1643649), (82, 1603560), (83, 1584240), (84, 1565380), (92, 1429260), (105, 1252304), (112, 1174035), (115, 1143408), (120, 1095766), (123, 1069040), (138, 952840), (140, 939228), (161, 816720), (164, 801780), (166, 792120), (168, 782690), (184, 714630), (205, 641424), (210, 626152), (230, 571704), (240, 547883), (246, 534520), (249, 528080), (276, 476420), (280, 469614), (287, 458160), (322, 408360), (328, 400890), (332, 396060), (336, 391345), (345, 381136), (368, 357315), (410, 320712), (415, 316848), (420, 313076), (460, 285852), (483, 272240), (492, 267260), (498, 264040), (552, 238210), (560, 234807), (574, 229080), (581, 226320), (615, 213808), (644, 204180), (656, 200445), (664, 198030), (690, 190568), (805, 163344), (820, 160356), (830, 158424), (840, 156538), (861, 152720), (920, 142926), (943, 139440), (966, 136120), (984, 133630), (996, 132020), (1104, 119105), (1148, 114540), (1162, 113160), (1230, 106904), (1245, 105616), (1288, 102090), (1328, 99015), (1380, 95284), (1435, 91632), (1610, 81672), (1640, 80178), (1660, 79212), (1680, 78269), (1722, 76360), (1743, 75440), (1840, 71463), (1886, 69720), (1909, 68880), (1932, 68060), (1968, 66815), (1992, 66010), (2296, 57270), (2324, 56580), (2415, 54448), (2460, 53452), (2490, 52808), (2576, 51045), (2760, 47642), (2829, 46480), (2870, 45816), (2905, 45264), (3220, 40836), (3280, 40089), (3320, 39606), (3403, 38640), (3444, 38180), (3486, 37720), (3772, 34860), (3818, 34440), (3864, 34030), (3984, 33005), (4305, 30544), (4592, 28635), (4648, 28290), (4715, 27888), (4830, 27224), (4920, 26726), (4980, 26404), (5520, 23821), (5658, 23240), (5727, 22960), (5740, 22908), (5810, 22632), (6440, 20418), (6601, 19920), (6640, 19803), (6806, 19320), (6888, 19090), (6972, 18860), (7544, 17430), (7636, 17220), (7728, 17015), (8610, 15272), (8715, 15088), (9296, 14145), (9430, 13944), (9545, 13776), (9660, 13612), (9840, 13363), (9960, 13202), (10209, 12880), (11316, 11620), (11454, 11480)]