1423202560

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 216

約数和(自身を含む): 3836117880

約数和(自身を除く): 2412915320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 89, 104, 124, 128, 130, 155, 160, 178, 208, 248, 256, 260, 310, 320, 356, 403, 416, 445, 496, 520, 620, 640, 712, 806, 832, 890, 961, 992, 1040, 1157, 1240, 1280, 1424, 1612, 1664, 1780, 1922, 1984, 2015, 2080, 2314, 2480, 2759, 2848, 3224, 3328, 3560, 3844, 3968, 4030, 4160, 4628, 4805, 4960, 5518, 5696, 5785, 6448, 7120, 7688, 7936, 8060, 8320, 9256, 9610, 9920, 11036, 11392, 11570, 12493, 12896, 13795, 14240, 15376, 16120, 16640, 18512, 19220, 19840, 22072, 22784, 23140, 24986, 25792, 27590, 28480, 30752, 32240, 35867, 37024, 38440, 39680, 44144, 46280, 49972, 51584, 55180, 56960, 61504, 62465, 64480, 71734, 74048, 76880, 85529, 88288, 92560, 99944, 103168, 110360, 113920, 123008, 124930, 128960, 143468, 148096, 153760, 171058, 176576, 179335, 185120, 199888, 220720, 246016, 249860, 257920, 286936, 296192, 307520, 342116, 353152, 358670, 370240, 399776, 427645, 441440, 499720, 515840, 573872, 615040, 684232, 706304, 717340, 740480, 799552, 855290, 882880, 999440, 1111877, 1147744, 1230080, 1368464, 1434680, 1480960, 1599104, 1710580, 1765760, 1998880, 2223754, 2295488, 2736928, 2869360, 3198208, 3421160, 3531520, 3997760, 4447508, 4590976, 5473856, 5559385, 5738720, 6842320, 7995520, 8895016, 9181952, 10947712, 11118770, 11477440, 13684640, 15991040, 17790032, 21895424, 22237540, 22954880, 27369280, 35580064, 44475080, 45909760, 54738560, 71160128, 88950160, 109477120, 142320256, 177900320, 284640512, 355800640, 711601280, 1423202560]

約数ペア:

[(1, 1423202560), (2, 711601280), (4, 355800640), (5, 284640512), (8, 177900320), (10, 142320256), (13, 109477120), (16, 88950160), (20, 71160128), (26, 54738560), (31, 45909760), (32, 44475080), (40, 35580064), (52, 27369280), (62, 22954880), (64, 22237540), (65, 21895424), (80, 17790032), (89, 15991040), (104, 13684640), (124, 11477440), (128, 11118770), (130, 10947712), (155, 9181952), (160, 8895016), (178, 7995520), (208, 6842320), (248, 5738720), (256, 5559385), (260, 5473856), (310, 4590976), (320, 4447508), (356, 3997760), (403, 3531520), (416, 3421160), (445, 3198208), (496, 2869360), (520, 2736928), (620, 2295488), (640, 2223754), (712, 1998880), (806, 1765760), (832, 1710580), (890, 1599104), (961, 1480960), (992, 1434680), (1040, 1368464), (1157, 1230080), (1240, 1147744), (1280, 1111877), (1424, 999440), (1612, 882880), (1664, 855290), (1780, 799552), (1922, 740480), (1984, 717340), (2015, 706304), (2080, 684232), (2314, 615040), (2480, 573872), (2759, 515840), (2848, 499720), (3224, 441440), (3328, 427645), (3560, 399776), (3844, 370240), (3968, 358670), (4030, 353152), (4160, 342116), (4628, 307520), (4805, 296192), (4960, 286936), (5518, 257920), (5696, 249860), (5785, 246016), (6448, 220720), (7120, 199888), (7688, 185120), (7936, 179335), (8060, 176576), (8320, 171058), (9256, 153760), (9610, 148096), (9920, 143468), (11036, 128960), (11392, 124930), (11570, 123008), (12493, 113920), (12896, 110360), (13795, 103168), (14240, 99944), (15376, 92560), (16120, 88288), (16640, 85529), (18512, 76880), (19220, 74048), (19840, 71734), (22072, 64480), (22784, 62465), (23140, 61504), (24986, 56960), (25792, 55180), (27590, 51584), (28480, 49972), (30752, 46280), (32240, 44144), (35867, 39680), (37024, 38440)]