128549512

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 323602560

約数和(自身を除く): 195053048

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 47, 52, 56, 68, 91, 94, 104, 119, 136, 169, 182, 188, 221, 238, 289, 329, 338, 364, 376, 442, 476, 578, 611, 658, 676, 728, 799, 884, 952, 1156, 1183, 1222, 1316, 1352, 1547, 1598, 1768, 2023, 2312, 2366, 2444, 2632, 2873, 3094, 3196, 3757, 4046, 4277, 4732, 4888, 5593, 5746, 6188, 6392, 7514, 7943, 8092, 8554, 9464, 10387, 11186, 11492, 12376, 13583, 15028, 15886, 16184, 17108, 20111, 20774, 22372, 22984, 26299, 27166, 30056, 31772, 34216, 40222, 41548, 44744, 48841, 52598, 54332, 55601, 63544, 72709, 80444, 83096, 95081, 97682, 105196, 108664, 111202, 135031, 145418, 160888, 176579, 190162, 195364, 210392, 222404, 270062, 290836, 341887, 353158, 380324, 390728, 444808, 540124, 581672, 683774, 706316, 760648, 945217, 1080248, 1236053, 1367548, 1412632, 1890434, 2295527, 2472106, 2735096, 3780868, 4591054, 4944212, 7561736, 9182108, 9888424, 16068689, 18364216, 32137378, 64274756, 128549512]

約数ペア:

[(1, 128549512), (2, 64274756), (4, 32137378), (7, 18364216), (8, 16068689), (13, 9888424), (14, 9182108), (17, 7561736), (26, 4944212), (28, 4591054), (34, 3780868), (47, 2735096), (52, 2472106), (56, 2295527), (68, 1890434), (91, 1412632), (94, 1367548), (104, 1236053), (119, 1080248), (136, 945217), (169, 760648), (182, 706316), (188, 683774), (221, 581672), (238, 540124), (289, 444808), (329, 390728), (338, 380324), (364, 353158), (376, 341887), (442, 290836), (476, 270062), (578, 222404), (611, 210392), (658, 195364), (676, 190162), (728, 176579), (799, 160888), (884, 145418), (952, 135031), (1156, 111202), (1183, 108664), (1222, 105196), (1316, 97682), (1352, 95081), (1547, 83096), (1598, 80444), (1768, 72709), (2023, 63544), (2312, 55601), (2366, 54332), (2444, 52598), (2632, 48841), (2873, 44744), (3094, 41548), (3196, 40222), (3757, 34216), (4046, 31772), (4277, 30056), (4732, 27166), (4888, 26299), (5593, 22984), (5746, 22372), (6188, 20774), (6392, 20111), (7514, 17108), (7943, 16184), (8092, 15886), (8554, 15028), (9464, 13583), (10387, 12376), (11186, 11492)]