278045642990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{4219}}^1$

素因数の和:4510

約数の個数: 128

約数和(自身を含む): 555370905600

約数和(自身を除く): 277325262610

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 67, 95, 134, 155, 167, 190, 310, 334, 335, 589, 670, 835, 1178, 1273, 1670, 2077, 2546, 2945, 3173, 4154, 4219, 5177, 5890, 6346, 6365, 8438, 10354, 10385, 11189, 12730, 15865, 20770, 21095, 22378, 25885, 31730, 39463, 42190, 51770, 55945, 78926, 80161, 98363, 111890, 130789, 160322, 196726, 197315, 212591, 261578, 282673, 346859, 394630, 400805, 425182, 491815, 565346, 653945, 693718, 704573, 801610, 983630, 1062955, 1307890, 1409146, 1413365, 1734295, 2125910, 2484991, 2826730, 3468590, 3522865, 4969982, 5370787, 6590321, 7045730, 8762863, 10741574, 12424955, 13180642, 13386887, 17525726, 21841763, 24849910, 26773774, 26853935, 32951605, 43683526, 43814315, 47206391, 53707870, 65903210, 66934435, 87628630, 94412782, 109208815, 133868870, 166494397, 218417630, 236031955, 332988794, 414993497, 472063910, 829986994, 832471985, 896921429, 1463398121, 1664943970, 1793842858, 2074967485, 2926796242, 4149934970, 4484607145, 7316990605, 8969214290, 14633981210, 27804564299, 55609128598, 139022821495, 278045642990]

約数ペア:

[(1, 278045642990), (2, 139022821495), (5, 55609128598), (10, 27804564299), (19, 14633981210), (31, 8969214290), (38, 7316990605), (62, 4484607145), (67, 4149934970), (95, 2926796242), (134, 2074967485), (155, 1793842858), (167, 1664943970), (190, 1463398121), (310, 896921429), (334, 832471985), (335, 829986994), (589, 472063910), (670, 414993497), (835, 332988794), (1178, 236031955), (1273, 218417630), (1670, 166494397), (2077, 133868870), (2546, 109208815), (2945, 94412782), (3173, 87628630), (4154, 66934435), (4219, 65903210), (5177, 53707870), (5890, 47206391), (6346, 43814315), (6365, 43683526), (8438, 32951605), (10354, 26853935), (10385, 26773774), (11189, 24849910), (12730, 21841763), (15865, 17525726), (20770, 13386887), (21095, 13180642), (22378, 12424955), (25885, 10741574), (31730, 8762863), (39463, 7045730), (42190, 6590321), (51770, 5370787), (55945, 4969982), (78926, 3522865), (80161, 3468590), (98363, 2826730), (111890, 2484991), (130789, 2125910), (160322, 1734295), (196726, 1413365), (197315, 1409146), (212591, 1307890), (261578, 1062955), (282673, 983630), (346859, 801610), (394630, 704573), (400805, 693718), (425182, 653945), (491815, 565346)]