1981359576

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:743

約数の個数: 256

約数和(自身を含む): 6606720000

約数和(自身を除く): 4625360424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 29, 36, 42, 54, 56, 58, 63, 72, 73, 84, 87, 108, 116, 126, 146, 168, 174, 189, 203, 216, 219, 232, 252, 261, 292, 348, 378, 406, 438, 504, 511, 522, 584, 609, 619, 657, 696, 756, 783, 812, 876, 1022, 1044, 1218, 1238, 1314, 1512, 1533, 1566, 1624, 1752, 1827, 1857, 1971, 2044, 2088, 2117, 2436, 2476, 2628, 3066, 3132, 3654, 3714, 3942, 4088, 4234, 4333, 4599, 4872, 4952, 5256, 5481, 5571, 6132, 6264, 6351, 7308, 7428, 7884, 8468, 8666, 9198, 10962, 11142, 12264, 12702, 12999, 13797, 14616, 14819, 14856, 15768, 16713, 16936, 17332, 17951, 18396, 19053, 21924, 22284, 25404, 25998, 27594, 29638, 33426, 34664, 35902, 36792, 38106, 38997, 43848, 44457, 44568, 45187, 50808, 51996, 53853, 55188, 57159, 59276, 66852, 71804, 76212, 77994, 88914, 90374, 103992, 107706, 110376, 114318, 116991, 118552, 125657, 133371, 133704, 135561, 143608, 152424, 155988, 161559, 177828, 180748, 215412, 228636, 233982, 251314, 266742, 271122, 311976, 316309, 323118, 355656, 361496, 376971, 400113, 406683, 430824, 457272, 467964, 484677, 502628, 533484, 542244, 632618, 646236, 753942, 800226, 813366, 935928, 948927, 969354, 1005256, 1066968, 1084488, 1130913, 1220049, 1265236, 1292472, 1310423, 1507884, 1600452, 1626732, 1897854, 1938708, 2261826, 2440098, 2530472, 2620846, 2846781, 3015768, 3200904, 3253464, 3392739, 3795708, 3877416, 3931269, 4523652, 4880196, 5241692, 5693562, 6785478, 7591416, 7862538, 8540343, 9047304, 9172961, 9760392, 10483384, 11387124, 11793807, 13570956, 15725076, 17080686, 18345922, 22774248, 23587614, 27141912, 27518883, 31450152, 34161372, 35381421, 36691844, 47175228, 55037766, 68322744, 70762842, 73383688, 82556649, 94350456, 110075532, 141525684, 165113298, 220151064, 247669947, 283051368, 330226596, 495339894, 660453192, 990679788, 1981359576]

約数ペア:

[(1, 1981359576), (2, 990679788), (3, 660453192), (4, 495339894), (6, 330226596), (7, 283051368), (8, 247669947), (9, 220151064), (12, 165113298), (14, 141525684), (18, 110075532), (21, 94350456), (24, 82556649), (27, 73383688), (28, 70762842), (29, 68322744), (36, 55037766), (42, 47175228), (54, 36691844), (56, 35381421), (58, 34161372), (63, 31450152), (72, 27518883), (73, 27141912), (84, 23587614), (87, 22774248), (108, 18345922), (116, 17080686), (126, 15725076), (146, 13570956), (168, 11793807), (174, 11387124), (189, 10483384), (203, 9760392), (216, 9172961), (219, 9047304), (232, 8540343), (252, 7862538), (261, 7591416), (292, 6785478), (348, 5693562), (378, 5241692), (406, 4880196), (438, 4523652), (504, 3931269), (511, 3877416), (522, 3795708), (584, 3392739), (609, 3253464), (619, 3200904), (657, 3015768), (696, 2846781), (756, 2620846), (783, 2530472), (812, 2440098), (876, 2261826), (1022, 1938708), (1044, 1897854), (1218, 1626732), (1238, 1600452), (1314, 1507884), (1512, 1310423), (1533, 1292472), (1566, 1265236), (1624, 1220049), (1752, 1130913), (1827, 1084488), (1857, 1066968), (1971, 1005256), (2044, 969354), (2088, 948927), (2117, 935928), (2436, 813366), (2476, 800226), (2628, 753942), (3066, 646236), (3132, 632618), (3654, 542244), (3714, 533484), (3942, 502628), (4088, 484677), (4234, 467964), (4333, 457272), (4599, 430824), (4872, 406683), (4952, 400113), (5256, 376971), (5481, 361496), (5571, 355656), (6132, 323118), (6264, 316309), (6351, 311976), (7308, 271122), (7428, 266742), (7884, 251314), (8468, 233982), (8666, 228636), (9198, 215412), (10962, 180748), (11142, 177828), (12264, 161559), (12702, 155988), (12999, 152424), (13797, 143608), (14616, 135561), (14819, 133704), (14856, 133371), (15768, 125657), (16713, 118552), (16936, 116991), (17332, 114318), (17951, 110376), (18396, 107706), (19053, 103992), (21924, 90374), (22284, 88914), (25404, 77994), (25998, 76212), (27594, 71804), (29638, 66852), (33426, 59276), (34664, 57159), (35902, 55188), (36792, 53853), (38106, 51996), (38997, 50808), (43848, 45187), (44457, 44568)]