131728240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:275

約数の個数: 160

約数和(自身を含む): 377011584

約数和(自身を除く): 245283344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 101, 112, 119, 136, 137, 140, 170, 202, 238, 272, 274, 280, 340, 404, 476, 505, 548, 560, 595, 680, 685, 707, 808, 952, 959, 1010, 1096, 1190, 1360, 1370, 1414, 1616, 1717, 1904, 1918, 2020, 2192, 2329, 2380, 2740, 2828, 3434, 3535, 3836, 4040, 4658, 4760, 4795, 5480, 5656, 6868, 7070, 7672, 8080, 8585, 9316, 9520, 9590, 10960, 11312, 11645, 12019, 13736, 13837, 14140, 15344, 16303, 17170, 18632, 19180, 23290, 24038, 27472, 27674, 28280, 32606, 34340, 37264, 38360, 46580, 48076, 55348, 56560, 60095, 65212, 68680, 69185, 76720, 81515, 93160, 96152, 96859, 110696, 120190, 130424, 137360, 138370, 163030, 186320, 192304, 193718, 221392, 235229, 240380, 260848, 276740, 326060, 387436, 470458, 480760, 484295, 553480, 652120, 774872, 940916, 961520, 968590, 1106960, 1176145, 1304240, 1549744, 1646603, 1881832, 1937180, 2352290, 3293206, 3763664, 3874360, 4704580, 6586412, 7748720, 8233015, 9409160, 13172824, 16466030, 18818320, 26345648, 32932060, 65864120, 131728240]

約数ペア:

[(1, 131728240), (2, 65864120), (4, 32932060), (5, 26345648), (7, 18818320), (8, 16466030), (10, 13172824), (14, 9409160), (16, 8233015), (17, 7748720), (20, 6586412), (28, 4704580), (34, 3874360), (35, 3763664), (40, 3293206), (56, 2352290), (68, 1937180), (70, 1881832), (80, 1646603), (85, 1549744), (101, 1304240), (112, 1176145), (119, 1106960), (136, 968590), (137, 961520), (140, 940916), (170, 774872), (202, 652120), (238, 553480), (272, 484295), (274, 480760), (280, 470458), (340, 387436), (404, 326060), (476, 276740), (505, 260848), (548, 240380), (560, 235229), (595, 221392), (680, 193718), (685, 192304), (707, 186320), (808, 163030), (952, 138370), (959, 137360), (1010, 130424), (1096, 120190), (1190, 110696), (1360, 96859), (1370, 96152), (1414, 93160), (1616, 81515), (1717, 76720), (1904, 69185), (1918, 68680), (2020, 65212), (2192, 60095), (2329, 56560), (2380, 55348), (2740, 48076), (2828, 46580), (3434, 38360), (3535, 37264), (3836, 34340), (4040, 32606), (4658, 28280), (4760, 27674), (4795, 27472), (5480, 24038), (5656, 23290), (6868, 19180), (7070, 18632), (7672, 17170), (8080, 16303), (8585, 15344), (9316, 14140), (9520, 13837), (9590, 13736), (10960, 12019), (11312, 11645)]