20210251304880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{268927}}^1$

素因数の和:269034

約数の個数: 960

約数和(自身を含む): 88561286381568

約数和(自身を除く): 68351035076688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 31, 35, 36, 37, 39, 40, 42, 45, 48, 52, 56, 60, 62, 63, 65, 70, 72, 74, 78, 80, 84, 90, 91, 93, 104, 105, 111, 112, 117, 120, 124, 126, 130, 140, 144, 148, 155, 156, 168, 180, 182, 185, 186, 195, 208, 210, 217, 222, 234, 240, 248, 252, 259, 260, 273, 279, 280, 296, 310, 312, 315, 333, 336, 360, 364, 370, 372, 390, 403, 420, 434, 444, 455, 465, 468, 481, 496, 504, 518, 520, 546, 555, 558, 560, 585, 592, 620, 624, 630, 651, 666, 720, 728, 740, 744, 777, 780, 806, 819, 840, 868, 888, 910, 930, 936, 962, 1008, 1036, 1040, 1085, 1092, 1110, 1116, 1147, 1170, 1209, 1240, 1260, 1295, 1302, 1332, 1365, 1395, 1443, 1456, 1480, 1488, 1554, 1560, 1612, 1638, 1665, 1680, 1736, 1776, 1820, 1860, 1872, 1924, 1953, 2015, 2072, 2170, 2184, 2220, 2232, 2294, 2331, 2340, 2405, 2418, 2480, 2520, 2590, 2604, 2664, 2730, 2790, 2821, 2886, 2960, 3108, 3120, 3224, 3255, 3276, 3330, 3367, 3441, 3472, 3627, 3640, 3720, 3848, 3885, 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約数ペア:

[(1, 20210251304880), (2, 10105125652440), (3, 6736750434960), (4, 5052562826220), (5, 4042050260976), (6, 3368375217480), (7, 2887178757840), (8, 2526281413110), (9, 2245583478320), (10, 2021025130488), (12, 1684187608740), (13, 1554634715760), (14, 1443589378920), (15, 1347350086992), (16, 1263140706555), (18, 1122791739160), (20, 1010512565244), (21, 962392919280), (24, 842093804370), (26, 777317357880), (28, 721794689460), (30, 673675043496), (31, 651943590480), (35, 577435751568), (36, 561395869580), (37, 546223008240), (39, 518211571920), (40, 505256282622), (42, 481196459640), (45, 449116695664), (48, 421046902185), (52, 388658678940), (56, 360897344730), (60, 336837521748), (62, 325971795240), (63, 320797639760), (65, 310926943152), (70, 288717875784), (72, 280697934790), (74, 273111504120), (78, 259105785960), (80, 252628141311), (84, 240598229820), (90, 224558347832), (91, 222090673680), (93, 217314530160), (104, 194329339470), (105, 192478583856), (111, 182074336080), (112, 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