247800112

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:674

約数の個数: 80

約数和(自身を含む): 571392000

約数和(自身を除く): 323591888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 149, 217, 248, 298, 434, 479, 496, 596, 868, 958, 1043, 1192, 1736, 1916, 2086, 2384, 3353, 3472, 3832, 4172, 4619, 6706, 7664, 8344, 9238, 13412, 14849, 16688, 18476, 26824, 29698, 32333, 36952, 53648, 59396, 64666, 71371, 73904, 103943, 118792, 129332, 142742, 207886, 237584, 258664, 285484, 415772, 499597, 517328, 570968, 831544, 999194, 1141936, 1663088, 1998388, 2212501, 3996776, 4425002, 7993552, 8850004, 15487507, 17700008, 30975014, 35400016, 61950028, 123900056, 247800112]

約数ペア:

[(1, 247800112), (2, 123900056), (4, 61950028), (7, 35400016), (8, 30975014), (14, 17700008), (16, 15487507), (28, 8850004), (31, 7993552), (56, 4425002), (62, 3996776), (112, 2212501), (124, 1998388), (149, 1663088), (217, 1141936), (248, 999194), (298, 831544), (434, 570968), (479, 517328), (496, 499597), (596, 415772), (868, 285484), (958, 258664), (1043, 237584), (1192, 207886), (1736, 142742), (1916, 129332), (2086, 118792), (2384, 103943), (3353, 73904), (3472, 71371), (3832, 64666), (4172, 59396), (4619, 53648), (6706, 36952), (7664, 32333), (8344, 29698), (9238, 26824), (13412, 18476), (14849, 16688)]