404192776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 904780800

約数和(自身を除く): 500588024

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 43, 52, 67, 71, 76, 86, 104, 134, 142, 152, 172, 247, 268, 284, 344, 494, 536, 559, 568, 817, 871, 923, 988, 1118, 1273, 1349, 1634, 1742, 1846, 1976, 2236, 2546, 2698, 2881, 3053, 3268, 3484, 3692, 4472, 4757, 5092, 5396, 5762, 6106, 6536, 6968, 7384, 9514, 10184, 10621, 10792, 11524, 12212, 16549, 17537, 19028, 21242, 23048, 24424, 33098, 35074, 37453, 38056, 39689, 42484, 54739, 58007, 61841, 66196, 70148, 74906, 79378, 84968, 90383, 109478, 116014, 123682, 132392, 140296, 149812, 158756, 180766, 204551, 218956, 232028, 247364, 299624, 317512, 361532, 409102, 437912, 464056, 494728, 711607, 723064, 754091, 818204, 1174979, 1423214, 1508182, 1636408, 2349958, 2659163, 2846428, 3016364, 3886469, 4699916, 5318326, 5692856, 6032728, 7772938, 9399832, 10636652, 15545876, 21273304, 31091752, 50524097, 101048194, 202096388, 404192776]

約数ペア:

[(1, 404192776), (2, 202096388), (4, 101048194), (8, 50524097), (13, 31091752), (19, 21273304), (26, 15545876), (38, 10636652), (43, 9399832), (52, 7772938), (67, 6032728), (71, 5692856), (76, 5318326), (86, 4699916), (104, 3886469), (134, 3016364), (142, 2846428), (152, 2659163), (172, 2349958), (247, 1636408), (268, 1508182), (284, 1423214), (344, 1174979), (494, 818204), (536, 754091), (559, 723064), (568, 711607), (817, 494728), (871, 464056), (923, 437912), (988, 409102), (1118, 361532), (1273, 317512), (1349, 299624), (1634, 247364), (1742, 232028), (1846, 218956), (1976, 204551), (2236, 180766), (2546, 158756), (2698, 149812), (2881, 140296), (3053, 132392), (3268, 123682), (3484, 116014), (3692, 109478), (4472, 90383), (4757, 84968), (5092, 79378), (5396, 74906), (5762, 70148), (6106, 66196), (6536, 61841), (6968, 58007), (7384, 54739), (9514, 42484), (10184, 39689), (10621, 38056), (10792, 37453), (11524, 35074), (12212, 33098), (16549, 24424), (17537, 23048), (19028, 21242)]