400158304

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:397

約数の個数: 144

約数和(自身を含む): 1005077808

約数和(自身を除く): 604919504

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 67, 91, 98, 104, 112, 134, 182, 196, 208, 224, 268, 293, 364, 392, 416, 469, 536, 586, 637, 728, 784, 871, 938, 1072, 1172, 1274, 1456, 1568, 1742, 1876, 2051, 2144, 2344, 2548, 2912, 3283, 3484, 3752, 3809, 4102, 4688, 5096, 6097, 6566, 6968, 7504, 7618, 8204, 9376, 10192, 12194, 13132, 13936, 14357, 15008, 15236, 16408, 19631, 20384, 24388, 26264, 26663, 27872, 28714, 30472, 32816, 39262, 42679, 48776, 52528, 53326, 57428, 60944, 65632, 78524, 85358, 97552, 105056, 106652, 114856, 121888, 137417, 157048, 170716, 186641, 195104, 213304, 229712, 255203, 274834, 314096, 341432, 373282, 426608, 459424, 510406, 549668, 628192, 682864, 746564, 853216, 961919, 1020812, 1099336, 1365728, 1493128, 1786421, 1923838, 2041624, 2198672, 2986256, 3572842, 3847676, 4083248, 4397344, 5972512, 7145684, 7695352, 8166496, 12504947, 14291368, 15390704, 25009894, 28582736, 30781408, 50019788, 57165472, 100039576, 200079152, 400158304]

約数ペア:

[(1, 400158304), (2, 200079152), (4, 100039576), (7, 57165472), (8, 50019788), (13, 30781408), (14, 28582736), (16, 25009894), (26, 15390704), (28, 14291368), (32, 12504947), (49, 8166496), (52, 7695352), (56, 7145684), (67, 5972512), (91, 4397344), (98, 4083248), (104, 3847676), (112, 3572842), (134, 2986256), (182, 2198672), (196, 2041624), (208, 1923838), (224, 1786421), (268, 1493128), (293, 1365728), (364, 1099336), (392, 1020812), (416, 961919), (469, 853216), (536, 746564), (586, 682864), (637, 628192), (728, 549668), (784, 510406), (871, 459424), (938, 426608), (1072, 373282), (1172, 341432), (1274, 314096), (1456, 274834), (1568, 255203), (1742, 229712), (1876, 213304), (2051, 195104), (2144, 186641), (2344, 170716), (2548, 157048), (2912, 137417), (3283, 121888), (3484, 114856), (3752, 106652), (3809, 105056), (4102, 97552), (4688, 85358), (5096, 78524), (6097, 65632), (6566, 60944), (6968, 57428), (7504, 53326), (7618, 52528), (8204, 48776), (9376, 42679), (10192, 39262), (12194, 32816), (13132, 30472), (13936, 28714), (14357, 27872), (15008, 26663), (15236, 26264), (16408, 24388), (19631, 20384)]