131092640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{727}}^1$

素因数の和:779

約数の個数: 144

約数和(自身を含む): 376451712

約数和(自身を除く): 245359072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 727, 736, 784, 805, 920, 980, 1120, 1127, 1288, 1454, 1568, 1610, 1840, 1960, 2254, 2576, 2908, 3220, 3635, 3680, 3920, 4508, 5089, 5152, 5635, 5816, 6440, 7270, 7840, 9016, 10178, 11270, 11632, 12880, 14540, 16721, 18032, 20356, 22540, 23264, 25445, 25760, 29080, 33442, 35623, 36064, 40712, 45080, 50890, 58160, 66884, 71246, 81424, 83605, 90160, 101780, 116320, 117047, 133768, 142492, 162848, 167210, 178115, 180320, 203560, 234094, 267536, 284984, 334420, 356230, 407120, 468188, 535072, 569968, 585235, 668840, 712460, 814240, 819329, 936376, 1139936, 1170470, 1337680, 1424920, 1638658, 1872752, 2340940, 2675360, 2849840, 3277316, 3745504, 4096645, 4681880, 5699680, 6554632, 8193290, 9363760, 13109264, 16386580, 18727520, 26218528, 32773160, 65546320, 131092640]

約数ペア:

[(1, 131092640), (2, 65546320), (4, 32773160), (5, 26218528), (7, 18727520), (8, 16386580), (10, 13109264), (14, 9363760), (16, 8193290), (20, 6554632), (23, 5699680), (28, 4681880), (32, 4096645), (35, 3745504), (40, 3277316), (46, 2849840), (49, 2675360), (56, 2340940), (70, 1872752), (80, 1638658), (92, 1424920), (98, 1337680), (112, 1170470), (115, 1139936), (140, 936376), (160, 819329), (161, 814240), (184, 712460), (196, 668840), (224, 585235), (230, 569968), (245, 535072), (280, 468188), (322, 407120), (368, 356230), (392, 334420), (460, 284984), (490, 267536), (560, 234094), (644, 203560), (727, 180320), (736, 178115), (784, 167210), (805, 162848), (920, 142492), (980, 133768), (1120, 117047), (1127, 116320), (1288, 101780), (1454, 90160), (1568, 83605), (1610, 81424), (1840, 71246), (1960, 66884), (2254, 58160), (2576, 50890), (2908, 45080), (3220, 40712), (3635, 36064), (3680, 35623), (3920, 33442), (4508, 29080), (5089, 25760), (5152, 25445), (5635, 23264), (5816, 22540), (6440, 20356), (7270, 18032), (7840, 16721), (9016, 14540), (10178, 12880), (11270, 11632)]