280917078

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 128

約数和(自身を含む): 683956224

約数和(自身を除く): 403039146

約数列:

[1, 2, 3, 6, 13, 17, 23, 26, 34, 39, 46, 51, 61, 69, 78, 102, 122, 138, 151, 183, 221, 299, 302, 366, 391, 442, 453, 598, 663, 782, 793, 897, 906, 1037, 1173, 1326, 1403, 1586, 1794, 1963, 2074, 2346, 2379, 2567, 2806, 3111, 3473, 3926, 4209, 4758, 5083, 5134, 5889, 6222, 6946, 7701, 8418, 9211, 10166, 10419, 11778, 13481, 15249, 15402, 18239, 18422, 20838, 23851, 26962, 27633, 30498, 33371, 36478, 40443, 45149, 47702, 54717, 55266, 59041, 66742, 71553, 80886, 90298, 100113, 109434, 118082, 119743, 135447, 143106, 156587, 177123, 200226, 211853, 239486, 270894, 310063, 313174, 354246, 359229, 423706, 469761, 620126, 635559, 718458, 767533, 930189, 939522, 1271118, 1535066, 1860378, 2035631, 2302599, 2754089, 3601501, 4071262, 4605198, 5508178, 6106893, 7203002, 8262267, 10804503, 12213786, 16524534, 21609006, 46819513, 93639026, 140458539, 280917078]

約数ペア:

[(1, 280917078), (2, 140458539), (3, 93639026), (6, 46819513), (13, 21609006), (17, 16524534), (23, 12213786), (26, 10804503), (34, 8262267), (39, 7203002), (46, 6106893), (51, 5508178), (61, 4605198), (69, 4071262), (78, 3601501), (102, 2754089), (122, 2302599), (138, 2035631), (151, 1860378), (183, 1535066), (221, 1271118), (299, 939522), (302, 930189), (366, 767533), (391, 718458), (442, 635559), (453, 620126), (598, 469761), (663, 423706), (782, 359229), (793, 354246), (897, 313174), (906, 310063), (1037, 270894), (1173, 239486), (1326, 211853), (1403, 200226), (1586, 177123), (1794, 156587), (1963, 143106), (2074, 135447), (2346, 119743), (2379, 118082), (2567, 109434), (2806, 100113), (3111, 90298), (3473, 80886), (3926, 71553), (4209, 66742), (4758, 59041), (5083, 55266), (5134, 54717), (5889, 47702), (6222, 45149), (6946, 40443), (7701, 36478), (8418, 33371), (9211, 30498), (10166, 27633), (10419, 26962), (11778, 23851), (13481, 20838), (15249, 18422), (15402, 18239)]