1558903840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:339

約数の個数: 192

約数和(自身を含む): 4115059200

約数和(自身を除く): 2556155360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 65, 79, 80, 104, 106, 130, 158, 160, 179, 208, 212, 260, 265, 316, 358, 395, 416, 424, 520, 530, 632, 689, 716, 790, 848, 895, 1027, 1040, 1060, 1264, 1378, 1432, 1580, 1696, 1790, 2054, 2080, 2120, 2327, 2528, 2756, 2864, 3160, 3445, 3580, 4108, 4187, 4240, 4654, 5135, 5512, 5728, 6320, 6890, 7160, 8216, 8374, 8480, 9308, 9487, 10270, 11024, 11635, 12640, 13780, 14141, 14320, 16432, 16748, 18616, 18974, 20540, 20935, 22048, 23270, 27560, 28282, 28640, 32864, 33496, 37232, 37948, 41080, 41870, 46540, 47435, 54431, 55120, 56564, 66992, 70705, 74464, 75896, 82160, 83740, 93080, 94870, 108862, 110240, 113128, 123331, 133984, 141410, 151792, 164320, 167480, 183833, 186160, 189740, 217724, 226256, 246662, 272155, 282820, 303584, 334960, 367666, 372320, 379480, 435448, 452512, 493324, 544310, 565640, 616655, 669920, 735332, 749473, 758960, 870896, 919165, 986648, 1088620, 1131280, 1233310, 1470664, 1498946, 1517920, 1741792, 1838330, 1973296, 2177240, 2262560, 2466620, 2941328, 2997892, 3676660, 3747365, 3946592, 4354480, 4933240, 5882656, 5995784, 7353320, 7494730, 8708960, 9743149, 9866480, 11991568, 14706640, 14989460, 19486298, 19732960, 23983136, 29413280, 29978920, 38972596, 48715745, 59957840, 77945192, 97431490, 119915680, 155890384, 194862980, 311780768, 389725960, 779451920, 1558903840]

約数ペア:

[(1, 1558903840), (2, 779451920), (4, 389725960), (5, 311780768), (8, 194862980), (10, 155890384), (13, 119915680), (16, 97431490), (20, 77945192), (26, 59957840), (32, 48715745), (40, 38972596), (52, 29978920), (53, 29413280), (65, 23983136), (79, 19732960), (80, 19486298), (104, 14989460), (106, 14706640), (130, 11991568), (158, 9866480), (160, 9743149), (179, 8708960), (208, 7494730), (212, 7353320), (260, 5995784), (265, 5882656), (316, 4933240), (358, 4354480), (395, 3946592), (416, 3747365), (424, 3676660), (520, 2997892), (530, 2941328), (632, 2466620), (689, 2262560), (716, 2177240), (790, 1973296), (848, 1838330), (895, 1741792), (1027, 1517920), (1040, 1498946), (1060, 1470664), (1264, 1233310), (1378, 1131280), (1432, 1088620), (1580, 986648), (1696, 919165), (1790, 870896), (2054, 758960), (2080, 749473), (2120, 735332), (2327, 669920), (2528, 616655), (2756, 565640), (2864, 544310), (3160, 493324), (3445, 452512), (3580, 435448), (4108, 379480), (4187, 372320), (4240, 367666), (4654, 334960), (5135, 303584), (5512, 282820), (5728, 272155), (6320, 246662), (6890, 226256), (7160, 217724), (8216, 189740), (8374, 186160), (8480, 183833), (9308, 167480), (9487, 164320), (10270, 151792), (11024, 141410), (11635, 133984), (12640, 123331), (13780, 113128), (14141, 110240), (14320, 108862), (16432, 94870), (16748, 93080), (18616, 83740), (18974, 82160), (20540, 75896), (20935, 74464), (22048, 70705), (23270, 66992), (27560, 56564), (28282, 55120), (28640, 54431), (32864, 47435), (33496, 46540), (37232, 41870), (37948, 41080)]