1323180040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21383}}^1$

素因数の和:21431

約数の個数: 128

約数和(自身を含む): 3879912960

約数和(自身を除く): 2556732920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 85, 91, 104, 119, 130, 136, 140, 170, 182, 221, 238, 260, 280, 340, 364, 442, 455, 476, 520, 595, 680, 728, 884, 910, 952, 1105, 1190, 1547, 1768, 1820, 2210, 2380, 3094, 3640, 4420, 4760, 6188, 7735, 8840, 12376, 15470, 21383, 30940, 42766, 61880, 85532, 106915, 149681, 171064, 213830, 277979, 299362, 363511, 427660, 555958, 598724, 727022, 748405, 855320, 1111916, 1197448, 1389895, 1454044, 1496810, 1817555, 1945853, 2223832, 2544577, 2779790, 2908088, 2993620, 3635110, 3891706, 4725643, 5089154, 5559580, 5987240, 7270220, 7783412, 9451286, 9729265, 10178308, 11119160, 12722885, 14540440, 15566824, 18902572, 19458530, 20356616, 23628215, 25445770, 33079501, 37805144, 38917060, 47256430, 50891540, 66159002, 77834120, 94512860, 101783080, 132318004, 165397505, 189025720, 264636008, 330795010, 661590020, 1323180040]

約数ペア:

[(1, 1323180040), (2, 661590020), (4, 330795010), (5, 264636008), (7, 189025720), (8, 165397505), (10, 132318004), (13, 101783080), (14, 94512860), (17, 77834120), (20, 66159002), (26, 50891540), (28, 47256430), (34, 38917060), (35, 37805144), (40, 33079501), (52, 25445770), (56, 23628215), (65, 20356616), (68, 19458530), (70, 18902572), (85, 15566824), (91, 14540440), (104, 12722885), (119, 11119160), (130, 10178308), (136, 9729265), (140, 9451286), (170, 7783412), (182, 7270220), (221, 5987240), (238, 5559580), (260, 5089154), (280, 4725643), (340, 3891706), (364, 3635110), (442, 2993620), (455, 2908088), (476, 2779790), (520, 2544577), (595, 2223832), (680, 1945853), (728, 1817555), (884, 1496810), (910, 1454044), (952, 1389895), (1105, 1197448), (1190, 1111916), (1547, 855320), (1768, 748405), (1820, 727022), (2210, 598724), (2380, 555958), (3094, 427660), (3640, 363511), (4420, 299362), (4760, 277979), (6188, 213830), (7735, 171064), (8840, 149681), (12376, 106915), (15470, 85532), (21383, 61880), (30940, 42766)]