1620204768

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6869}}^1$

素因数の和:6911

約数の個数: 240

約数和(自身を含む): 5865441120

約数和(自身を除く): 4245236352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 81, 84, 91, 96, 104, 108, 112, 117, 126, 144, 156, 162, 168, 182, 189, 208, 216, 224, 234, 252, 273, 288, 312, 324, 336, 351, 364, 378, 416, 432, 468, 504, 546, 567, 624, 648, 672, 702, 728, 756, 819, 864, 936, 1008, 1053, 1092, 1134, 1248, 1296, 1404, 1456, 1512, 1638, 1872, 2016, 2106, 2184, 2268, 2457, 2592, 2808, 2912, 3024, 3276, 3744, 4212, 4368, 4536, 4914, 5616, 6048, 6552, 6869, 7371, 8424, 8736, 9072, 9828, 11232, 13104, 13738, 14742, 16848, 18144, 19656, 20607, 26208, 27476, 29484, 33696, 39312, 41214, 48083, 54952, 58968, 61821, 78624, 82428, 89297, 96166, 109904, 117936, 123642, 144249, 164856, 178594, 185463, 192332, 219808, 235872, 247284, 267891, 288498, 329712, 357188, 370926, 384664, 432747, 494568, 535782, 556389, 576996, 625079, 659424, 714376, 741852, 769328, 803673, 865494, 989136, 1071564, 1112778, 1153992, 1250158, 1298241, 1428752, 1483704, 1538656, 1607346, 1730988, 1875237, 1978272, 2143128, 2225556, 2307984, 2411019, 2500316, 2596482, 2857504, 2967408, 3214692, 3461976, 3750474, 3894723, 4286256, 4451112, 4615968, 4822038, 5000632, 5192964, 5625711, 5934816, 6429384, 6923952, 7233057, 7500948, 7789446, 8572512, 8902224, 9644076, 10001264, 10385928, 11251422, 12858768, 13847904, 14466114, 15001896, 15578892, 16877133, 17804448, 19288152, 20002528, 20771856, 22502844, 25717536, 28932228, 30003792, 31157784, 33754266, 38576304, 41543712, 45005688, 50631399, 57864456, 60007584, 62315568, 67508532, 77152608, 90011376, 101262798, 115728912, 124631136, 135017064, 180022752, 202525596, 231457824, 270034128, 405051192, 540068256, 810102384, 1620204768]

約数ペア:

[(1, 1620204768), (2, 810102384), (3, 540068256), (4, 405051192), (6, 270034128), (7, 231457824), (8, 202525596), (9, 180022752), (12, 135017064), (13, 124631136), (14, 115728912), (16, 101262798), (18, 90011376), (21, 77152608), (24, 67508532), (26, 62315568), (27, 60007584), (28, 57864456), (32, 50631399), (36, 45005688), (39, 41543712), (42, 38576304), (48, 33754266), (52, 31157784), (54, 30003792), (56, 28932228), (63, 25717536), (72, 22502844), (78, 20771856), (81, 20002528), (84, 19288152), (91, 17804448), (96, 16877133), (104, 15578892), (108, 15001896), (112, 14466114), (117, 13847904), (126, 12858768), (144, 11251422), (156, 10385928), (162, 10001264), (168, 9644076), (182, 8902224), (189, 8572512), (208, 7789446), (216, 7500948), (224, 7233057), (234, 6923952), (252, 6429384), (273, 5934816), (288, 5625711), (312, 5192964), (324, 5000632), (336, 4822038), (351, 4615968), (364, 4451112), (378, 4286256), (416, 3894723), (432, 3750474), (468, 3461976), (504, 3214692), (546, 2967408), (567, 2857504), (624, 2596482), (648, 2500316), (672, 2411019), (702, 2307984), (728, 2225556), (756, 2143128), (819, 1978272), (864, 1875237), (936, 1730988), (1008, 1607346), (1053, 1538656), (1092, 1483704), (1134, 1428752), (1248, 1298241), (1296, 1250158), (1404, 1153992), (1456, 1112778), (1512, 1071564), (1638, 989136), (1872, 865494), (2016, 803673), (2106, 769328), (2184, 741852), (2268, 714376), (2457, 659424), (2592, 625079), (2808, 576996), (2912, 556389), (3024, 535782), (3276, 494568), (3744, 432747), (4212, 384664), (4368, 370926), (4536, 357188), (4914, 329712), (5616, 288498), (6048, 267891), (6552, 247284), (6869, 235872), (7371, 219808), (8424, 192332), (8736, 185463), (9072, 178594), (9828, 164856), (11232, 144249), (13104, 123642), (13738, 117936), (14742, 109904), (16848, 96166), (18144, 89297), (19656, 82428), (20607, 78624), (26208, 61821), (27476, 58968), (29484, 54952), (33696, 48083), (39312, 41214)]