217768048

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 456667200

約数和(自身を除く): 238899152

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 89, 92, 109, 122, 178, 184, 218, 244, 356, 368, 436, 488, 712, 872, 976, 1403, 1424, 1744, 2047, 2507, 2806, 4094, 5014, 5429, 5612, 6649, 8188, 9701, 10028, 10858, 11224, 13298, 16376, 19402, 20056, 21716, 22448, 26596, 32752, 38804, 40112, 43432, 53192, 77608, 86864, 106384, 124867, 152927, 155216, 223123, 249734, 305854, 446246, 499468, 591761, 611708, 892492, 998936, 1183522, 1223416, 1784984, 1997872, 2367044, 2446832, 3569968, 4734088, 9468176, 13610503, 27221006, 54442012, 108884024, 217768048]

約数ペア:

[(1, 217768048), (2, 108884024), (4, 54442012), (8, 27221006), (16, 13610503), (23, 9468176), (46, 4734088), (61, 3569968), (89, 2446832), (92, 2367044), (109, 1997872), (122, 1784984), (178, 1223416), (184, 1183522), (218, 998936), (244, 892492), (356, 611708), (368, 591761), (436, 499468), (488, 446246), (712, 305854), (872, 249734), (976, 223123), (1403, 155216), (1424, 152927), (1744, 124867), (2047, 106384), (2507, 86864), (2806, 77608), (4094, 53192), (5014, 43432), (5429, 40112), (5612, 38804), (6649, 32752), (8188, 26596), (9701, 22448), (10028, 21716), (10858, 20056), (11224, 19402), (13298, 16376)]