231974820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{797}}^1$

素因数の和:840

約数の個数: 288

約数和(自身を含む): 916997760

約数和(自身を除く): 685022940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 49, 54, 55, 60, 63, 66, 70, 77, 84, 90, 98, 99, 105, 108, 110, 126, 132, 135, 140, 147, 154, 165, 180, 189, 196, 198, 210, 220, 231, 245, 252, 270, 294, 297, 308, 315, 330, 378, 385, 396, 420, 441, 462, 490, 495, 539, 540, 588, 594, 630, 660, 693, 735, 756, 770, 797, 882, 924, 945, 980, 990, 1078, 1155, 1188, 1260, 1323, 1386, 1470, 1485, 1540, 1594, 1617, 1764, 1890, 1980, 2079, 2156, 2205, 2310, 2391, 2646, 2695, 2772, 2940, 2970, 3188, 3234, 3465, 3780, 3985, 4158, 4410, 4620, 4782, 4851, 5292, 5390, 5579, 5940, 6468, 6615, 6930, 7173, 7970, 8085, 8316, 8767, 8820, 9564, 9702, 10395, 10780, 11158, 11955, 13230, 13860, 14346, 14553, 15940, 16170, 16737, 17534, 19404, 20790, 21519, 22316, 23910, 24255, 26301, 26460, 27895, 28692, 29106, 32340, 33474, 35068, 35865, 39053, 41580, 43038, 43835, 47820, 48510, 50211, 52602, 55790, 58212, 61369, 66948, 71730, 72765, 78106, 78903, 83685, 86076, 87670, 97020, 100422, 105204, 107595, 111580, 117159, 122738, 131505, 143460, 145530, 150633, 156212, 157806, 167370, 175340, 184107, 195265, 200844, 215190, 234318, 236709, 245476, 251055, 263010, 291060, 301266, 306845, 315612, 334740, 351477, 368214, 390530, 394515, 429583, 430380, 468636, 473418, 502110, 526020, 552321, 585795, 602532, 613690, 702954, 736428, 753165, 781060, 789030, 859166, 920535, 946836, 1004220, 1054431, 1104642, 1171590, 1183545, 1227380, 1288749, 1405908, 1506330, 1578060, 1656963, 1718332, 1757385, 1841070, 2108862, 2147915, 2209284, 2343180, 2367090, 2577498, 2761605, 3012660, 3313926, 3514770, 3682140, 3866247, 4217724, 4295830, 4734180, 5154996, 5272155, 5523210, 6443745, 6627852, 7029540, 7732494, 8284815, 8591660, 10544310, 11046420, 11598741, 12887490, 15464988, 16569630, 19331235, 21088620, 23197482, 25774980, 33139260, 38662470, 46394964, 57993705, 77324940, 115987410, 231974820]

約数ペア:

[(1, 231974820), (2, 115987410), (3, 77324940), (4, 57993705), (5, 46394964), (6, 38662470), (7, 33139260), (9, 25774980), (10, 23197482), (11, 21088620), (12, 19331235), (14, 16569630), (15, 15464988), (18, 12887490), (20, 11598741), (21, 11046420), (22, 10544310), (27, 8591660), (28, 8284815), (30, 7732494), (33, 7029540), (35, 6627852), (36, 6443745), (42, 5523210), (44, 5272155), (45, 5154996), (49, 4734180), (54, 4295830), (55, 4217724), (60, 3866247), (63, 3682140), (66, 3514770), (70, 3313926), (77, 3012660), (84, 2761605), (90, 2577498), (98, 2367090), (99, 2343180), (105, 2209284), (108, 2147915), (110, 2108862), (126, 1841070), (132, 1757385), (135, 1718332), (140, 1656963), (147, 1578060), (154, 1506330), (165, 1405908), (180, 1288749), (189, 1227380), (196, 1183545), (198, 1171590), (210, 1104642), (220, 1054431), (231, 1004220), (245, 946836), (252, 920535), (270, 859166), (294, 789030), (297, 781060), (308, 753165), (315, 736428), (330, 702954), (378, 613690), (385, 602532), (396, 585795), (420, 552321), (441, 526020), (462, 502110), (490, 473418), (495, 468636), (539, 430380), (540, 429583), (588, 394515), (594, 390530), (630, 368214), (660, 351477), (693, 334740), (735, 315612), (756, 306845), (770, 301266), (797, 291060), (882, 263010), (924, 251055), (945, 245476), (980, 236709), (990, 234318), (1078, 215190), (1155, 200844), (1188, 195265), (1260, 184107), (1323, 175340), (1386, 167370), (1470, 157806), (1485, 156212), (1540, 150633), (1594, 145530), (1617, 143460), (1764, 131505), (1890, 122738), (1980, 117159), (2079, 111580), (2156, 107595), (2205, 105204), (2310, 100422), (2391, 97020), (2646, 87670), (2695, 86076), (2772, 83685), (2940, 78903), (2970, 78106), (3188, 72765), (3234, 71730), (3465, 66948), (3780, 61369), (3985, 58212), (4158, 55790), (4410, 52602), (4620, 50211), (4782, 48510), (4851, 47820), (5292, 43835), (5390, 43038), (5579, 41580), (5940, 39053), (6468, 35865), (6615, 35068), (6930, 33474), (7173, 32340), (7970, 29106), (8085, 28692), (8316, 27895), (8767, 26460), (8820, 26301), (9564, 24255), (9702, 23910), (10395, 22316), (10780, 21519), (11158, 20790), (11955, 19404), (13230, 17534), (13860, 16737), (14346, 16170), (14553, 15940)]