20073679920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{65293}}^1$

素因数の和:65380

約数の個数: 240

約数和(自身を含む): 78308922432

約数和(自身を除く): 58235242512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 90, 105, 112, 120, 122, 126, 140, 144, 168, 180, 183, 210, 240, 244, 252, 280, 305, 315, 336, 360, 366, 420, 427, 488, 504, 549, 560, 610, 630, 720, 732, 840, 854, 915, 976, 1008, 1098, 1220, 1260, 1281, 1464, 1680, 1708, 1830, 2135, 2196, 2440, 2520, 2562, 2745, 2928, 3416, 3660, 3843, 4270, 4392, 4880, 5040, 5124, 5490, 6405, 6832, 7320, 7686, 8540, 8784, 10248, 10980, 12810, 14640, 15372, 17080, 19215, 20496, 21960, 25620, 30744, 34160, 38430, 43920, 51240, 61488, 65293, 76860, 102480, 130586, 153720, 195879, 261172, 307440, 326465, 391758, 457051, 522344, 587637, 652930, 783516, 914102, 979395, 1044688, 1175274, 1305860, 1371153, 1567032, 1828204, 1958790, 2285255, 2350548, 2611720, 2742306, 2938185, 3134064, 3656408, 3917580, 3982873, 4113459, 4570510, 4701096, 5223440, 5484612, 5876370, 6855765, 7312816, 7835160, 7965746, 8226918, 9141020, 9402192, 10969224, 11752740, 11948619, 13711530, 15670320, 15931492, 16453836, 18282040, 19914365, 20567295, 21938448, 23505480, 23897238, 27423060, 27880111, 31862984, 32907672, 35845857, 36564080, 39828730, 41134590, 47010960, 47794476, 54846120, 55760222, 59743095, 63725968, 65815344, 71691714, 79657460, 82269180, 83640333, 95588952, 109692240, 111520444, 119486190, 139400555, 143383428, 159314920, 164538360, 167280666, 179229285, 191177904, 223040888, 238972380, 250920999, 278801110, 286766856, 318629840, 329076720, 334561332, 358458570, 418201665, 446081776, 477944760, 501841998, 557602220, 573533712, 669122664, 716917140, 836403330, 955889520, 1003683996, 1115204440, 1254604995, 1338245328, 1433834280, 1672806660, 2007367992, 2230408880, 2509209990, 2867668560, 3345613320, 4014735984, 5018419980, 6691226640, 10036839960, 20073679920]

約数ペア:

[(1, 20073679920), (2, 10036839960), (3, 6691226640), (4, 5018419980), (5, 4014735984), (6, 3345613320), (7, 2867668560), (8, 2509209990), (9, 2230408880), (10, 2007367992), (12, 1672806660), (14, 1433834280), (15, 1338245328), (16, 1254604995), (18, 1115204440), (20, 1003683996), (21, 955889520), (24, 836403330), (28, 716917140), (30, 669122664), (35, 573533712), (36, 557602220), (40, 501841998), (42, 477944760), (45, 446081776), (48, 418201665), (56, 358458570), (60, 334561332), (61, 329076720), (63, 318629840), (70, 286766856), (72, 278801110), (80, 250920999), (84, 238972380), (90, 223040888), (105, 191177904), (112, 179229285), (120, 167280666), (122, 164538360), (126, 159314920), (140, 143383428), (144, 139400555), (168, 119486190), (180, 111520444), (183, 109692240), (210, 95588952), (240, 83640333), (244, 82269180), (252, 79657460), (280, 71691714), (305, 65815344), (315, 63725968), (336, 59743095), (360, 55760222), (366, 54846120), (420, 47794476), (427, 47010960), (488, 41134590), (504, 39828730), (549, 36564080), (560, 35845857), (610, 32907672), (630, 31862984), (720, 27880111), (732, 27423060), (840, 23897238), (854, 23505480), (915, 21938448), (976, 20567295), (1008, 19914365), (1098, 18282040), (1220, 16453836), (1260, 15931492), (1281, 15670320), (1464, 13711530), (1680, 11948619), (1708, 11752740), (1830, 10969224), (2135, 9402192), (2196, 9141020), (2440, 8226918), (2520, 7965746), (2562, 7835160), (2745, 7312816), (2928, 6855765), (3416, 5876370), (3660, 5484612), (3843, 5223440), (4270, 4701096), (4392, 4570510), (4880, 4113459), (5040, 3982873), (5124, 3917580), (5490, 3656408), (6405, 3134064), (6832, 2938185), (7320, 2742306), (7686, 2611720), (8540, 2350548), (8784, 2285255), (10248, 1958790), (10980, 1828204), (12810, 1567032), (14640, 1371153), (15372, 1305860), (17080, 1175274), (19215, 1044688), (20496, 979395), (21960, 914102), (25620, 783516), (30744, 652930), (34160, 587637), (38430, 522344), (43920, 457051), (51240, 391758), (61488, 326465), (65293, 307440), (76860, 261172), (102480, 195879), (130586, 153720)]