211031730

素因数分解:

$2^1\times 3^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:455

約数の個数: 240

約数和(自身を含む): 712598040

約数和(自身を除く): 501566310

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 49, 54, 63, 65, 70, 78, 81, 90, 91, 98, 105, 117, 126, 130, 135, 147, 162, 182, 189, 195, 210, 234, 245, 270, 273, 294, 315, 351, 378, 390, 405, 409, 441, 455, 490, 546, 567, 585, 630, 637, 702, 735, 810, 818, 819, 882, 910, 945, 1053, 1134, 1170, 1227, 1274, 1323, 1365, 1470, 1638, 1755, 1890, 1911, 2045, 2106, 2205, 2454, 2457, 2646, 2730, 2835, 2863, 3185, 3510, 3681, 3822, 3969, 4090, 4095, 4410, 4914, 5265, 5317, 5670, 5726, 5733, 6135, 6370, 6615, 7362, 7371, 7938, 8190, 8589, 9555, 10530, 10634, 11043, 11466, 12270, 12285, 13230, 14315, 14742, 15951, 17178, 17199, 18405, 19110, 19845, 20041, 22086, 24570, 25767, 26585, 28630, 28665, 31902, 33129, 34398, 36810, 36855, 37219, 39690, 40082, 42945, 47853, 51534, 51597, 53170, 55215, 57330, 60123, 66258, 73710, 74438, 77301, 79755, 85890, 85995, 95706, 100205, 103194, 110430, 111657, 120246, 128835, 143559, 154602, 159510, 165645, 171990, 180369, 186095, 200410, 223314, 231903, 239265, 257670, 257985, 260533, 287118, 300615, 331290, 334971, 360738, 372190, 386505, 430677, 463806, 478530, 515970, 521066, 541107, 558285, 601230, 669942, 717795, 773010, 781599, 861354, 901845, 1004913, 1082214, 1116570, 1159515, 1302665, 1435590, 1563198, 1623321, 1674855, 1803690, 2009826, 2153385, 2319030, 2344797, 2605330, 2705535, 3014739, 3246642, 3349710, 3907995, 4306770, 4689594, 5024565, 5411070, 6029478, 7034391, 7815990, 8116605, 10049130, 11723985, 14068782, 15073695, 16233210, 21103173, 23447970, 30147390, 35171955, 42206346, 70343910, 105515865, 211031730]

約数ペア:

[(1, 211031730), (2, 105515865), (3, 70343910), (5, 42206346), (6, 35171955), (7, 30147390), (9, 23447970), (10, 21103173), (13, 16233210), (14, 15073695), (15, 14068782), (18, 11723985), (21, 10049130), (26, 8116605), (27, 7815990), (30, 7034391), (35, 6029478), (39, 5411070), (42, 5024565), (45, 4689594), (49, 4306770), (54, 3907995), (63, 3349710), (65, 3246642), (70, 3014739), (78, 2705535), (81, 2605330), (90, 2344797), (91, 2319030), (98, 2153385), (105, 2009826), (117, 1803690), (126, 1674855), (130, 1623321), (135, 1563198), (147, 1435590), (162, 1302665), (182, 1159515), (189, 1116570), (195, 1082214), (210, 1004913), (234, 901845), (245, 861354), (270, 781599), (273, 773010), (294, 717795), (315, 669942), (351, 601230), (378, 558285), (390, 541107), (405, 521066), (409, 515970), (441, 478530), (455, 463806), (490, 430677), (546, 386505), (567, 372190), (585, 360738), (630, 334971), (637, 331290), (702, 300615), (735, 287118), (810, 260533), (818, 257985), (819, 257670), (882, 239265), (910, 231903), (945, 223314), (1053, 200410), (1134, 186095), (1170, 180369), (1227, 171990), (1274, 165645), (1323, 159510), (1365, 154602), (1470, 143559), (1638, 128835), (1755, 120246), (1890, 111657), (1911, 110430), (2045, 103194), (2106, 100205), (2205, 95706), (2454, 85995), (2457, 85890), (2646, 79755), (2730, 77301), (2835, 74438), (2863, 73710), (3185, 66258), (3510, 60123), (3681, 57330), (3822, 55215), (3969, 53170), (4090, 51597), (4095, 51534), (4410, 47853), (4914, 42945), (5265, 40082), (5317, 39690), (5670, 37219), (5726, 36855), (5733, 36810), (6135, 34398), (6370, 33129), (6615, 31902), (7362, 28665), (7371, 28630), (7938, 26585), (8190, 25767), (8589, 24570), (9555, 22086), (10530, 20041), (10634, 19845), (11043, 19110), (11466, 18405), (12270, 17199), (12285, 17178), (13230, 15951), (14315, 14742)]