1330759040

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{521}}^1$

素因数の和:860

約数の個数: 128

約数和(自身を含む): 3443821920

約数和(自身を除く): 2113062880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 307, 320, 416, 520, 521, 614, 640, 832, 1040, 1042, 1228, 1535, 1664, 2080, 2084, 2456, 2605, 3070, 3991, 4160, 4168, 4912, 5210, 6140, 6773, 7982, 8320, 8336, 9824, 10420, 12280, 13546, 15964, 16672, 19648, 19955, 20840, 24560, 27092, 31928, 33344, 33865, 39296, 39910, 41680, 49120, 54184, 63856, 66688, 67730, 79820, 83360, 98240, 108368, 127712, 135460, 159640, 159947, 166720, 196480, 216736, 255424, 270920, 319280, 319894, 333440, 433472, 510848, 541840, 638560, 639788, 799735, 866944, 1083680, 1277120, 1279576, 1599470, 2079311, 2167360, 2554240, 2559152, 3198940, 4158622, 4334720, 5118304, 6397880, 8317244, 10236608, 10396555, 12795760, 16634488, 20473216, 20793110, 25591520, 33268976, 41586220, 51183040, 66537952, 83172440, 102366080, 133075904, 166344880, 266151808, 332689760, 665379520, 1330759040]

約数ペア:

[(1, 1330759040), (2, 665379520), (4, 332689760), (5, 266151808), (8, 166344880), (10, 133075904), (13, 102366080), (16, 83172440), (20, 66537952), (26, 51183040), (32, 41586220), (40, 33268976), (52, 25591520), (64, 20793110), (65, 20473216), (80, 16634488), (104, 12795760), (128, 10396555), (130, 10236608), (160, 8317244), (208, 6397880), (260, 5118304), (307, 4334720), (320, 4158622), (416, 3198940), (520, 2559152), (521, 2554240), (614, 2167360), (640, 2079311), (832, 1599470), (1040, 1279576), (1042, 1277120), (1228, 1083680), (1535, 866944), (1664, 799735), (2080, 639788), (2084, 638560), (2456, 541840), (2605, 510848), (3070, 433472), (3991, 333440), (4160, 319894), (4168, 319280), (4912, 270920), (5210, 255424), (6140, 216736), (6773, 196480), (7982, 166720), (8320, 159947), (8336, 159640), (9824, 135460), (10420, 127712), (12280, 108368), (13546, 98240), (15964, 83360), (16672, 79820), (19648, 67730), (19955, 66688), (20840, 63856), (24560, 54184), (27092, 49120), (31928, 41680), (33344, 39910), (33865, 39296)]