278994024

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{433}}^1$

素因数の和:624

約数の個数: 128

約数和(自身を含む): 822864000

約数和(自身を除く): 543869976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 157, 171, 216, 228, 314, 342, 433, 456, 471, 513, 628, 684, 866, 942, 1026, 1256, 1299, 1368, 1413, 1732, 1884, 2052, 2598, 2826, 2983, 3464, 3768, 3897, 4104, 4239, 5196, 5652, 5966, 7794, 8227, 8478, 8949, 10392, 11304, 11691, 11932, 15588, 16454, 16956, 17898, 23382, 23864, 24681, 26847, 31176, 32908, 33912, 35796, 46764, 49362, 53694, 65816, 67981, 71592, 74043, 80541, 93528, 98724, 107388, 135962, 148086, 161082, 197448, 203943, 214776, 222129, 271924, 296172, 322164, 407886, 444258, 543848, 592344, 611829, 644328, 815772, 888516, 1223658, 1291639, 1631544, 1777032, 1835487, 2447316, 2583278, 3670974, 3874917, 4894632, 5166556, 7341948, 7749834, 10333112, 11624751, 14683896, 15499668, 23249502, 30999336, 34874253, 46499004, 69748506, 92998008, 139497012, 278994024]

約数ペア:

[(1, 278994024), (2, 139497012), (3, 92998008), (4, 69748506), (6, 46499004), (8, 34874253), (9, 30999336), (12, 23249502), (18, 15499668), (19, 14683896), (24, 11624751), (27, 10333112), (36, 7749834), (38, 7341948), (54, 5166556), (57, 4894632), (72, 3874917), (76, 3670974), (108, 2583278), (114, 2447316), (152, 1835487), (157, 1777032), (171, 1631544), (216, 1291639), (228, 1223658), (314, 888516), (342, 815772), (433, 644328), (456, 611829), (471, 592344), (513, 543848), (628, 444258), (684, 407886), (866, 322164), (942, 296172), (1026, 271924), (1256, 222129), (1299, 214776), (1368, 203943), (1413, 197448), (1732, 161082), (1884, 148086), (2052, 135962), (2598, 107388), (2826, 98724), (2983, 93528), (3464, 80541), (3768, 74043), (3897, 71592), (4104, 67981), (4239, 65816), (5196, 53694), (5652, 49362), (5966, 46764), (7794, 35796), (8227, 33912), (8478, 32908), (8949, 31176), (10392, 26847), (11304, 24681), (11691, 23864), (11932, 23382), (15588, 17898), (16454, 16956)]