247475256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1187}}^1$

素因数の和:1293

約数の個数: 128

約数和(自身を含む): 759559680

約数和(自身を除く): 512084424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 73, 84, 102, 119, 136, 146, 168, 204, 219, 238, 292, 357, 408, 438, 476, 511, 584, 714, 876, 952, 1022, 1187, 1241, 1428, 1533, 1752, 2044, 2374, 2482, 2856, 3066, 3561, 3723, 4088, 4748, 4964, 6132, 7122, 7446, 8309, 8687, 9496, 9928, 12264, 14244, 14892, 16618, 17374, 20179, 24927, 26061, 28488, 29784, 33236, 34748, 40358, 49854, 52122, 60537, 66472, 69496, 80716, 86651, 99708, 104244, 121074, 141253, 161432, 173302, 199416, 208488, 242148, 259953, 282506, 346604, 423759, 484296, 519906, 565012, 606557, 693208, 847518, 1039812, 1130024, 1213114, 1473067, 1695036, 1819671, 2079624, 2426228, 2946134, 3390072, 3639342, 4419201, 4852456, 5892268, 7278684, 8838402, 10311469, 11784536, 14557368, 17676804, 20622938, 30934407, 35353608, 41245876, 61868814, 82491752, 123737628, 247475256]

約数ペア:

[(1, 247475256), (2, 123737628), (3, 82491752), (4, 61868814), (6, 41245876), (7, 35353608), (8, 30934407), (12, 20622938), (14, 17676804), (17, 14557368), (21, 11784536), (24, 10311469), (28, 8838402), (34, 7278684), (42, 5892268), (51, 4852456), (56, 4419201), (68, 3639342), (73, 3390072), (84, 2946134), (102, 2426228), (119, 2079624), (136, 1819671), (146, 1695036), (168, 1473067), (204, 1213114), (219, 1130024), (238, 1039812), (292, 847518), (357, 693208), (408, 606557), (438, 565012), (476, 519906), (511, 484296), (584, 423759), (714, 346604), (876, 282506), (952, 259953), (1022, 242148), (1187, 208488), (1241, 199416), (1428, 173302), (1533, 161432), (1752, 141253), (2044, 121074), (2374, 104244), (2482, 99708), (2856, 86651), (3066, 80716), (3561, 69496), (3723, 66472), (4088, 60537), (4748, 52122), (4964, 49854), (6132, 40358), (7122, 34748), (7446, 33236), (8309, 29784), (8687, 28488), (9496, 26061), (9928, 24927), (12264, 20179), (14244, 17374), (14892, 16618)]