281402028

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1009}}^1$

素因数の和:1207

約数の個数: 72

約数和(自身を含む): 729397760

約数和(自身を除く): 447995732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 127, 183, 244, 254, 366, 381, 508, 549, 732, 762, 1009, 1098, 1143, 1524, 2018, 2196, 2286, 3027, 4036, 4572, 6054, 7747, 9081, 12108, 15494, 18162, 23241, 30988, 36324, 46482, 61549, 69723, 92964, 123098, 128143, 139446, 184647, 246196, 256286, 278892, 369294, 384429, 512572, 553941, 738588, 768858, 1107882, 1153287, 1537716, 2215764, 2306574, 4613148, 7816723, 15633446, 23450169, 31266892, 46900338, 70350507, 93800676, 140701014, 281402028]

約数ペア:

[(1, 281402028), (2, 140701014), (3, 93800676), (4, 70350507), (6, 46900338), (9, 31266892), (12, 23450169), (18, 15633446), (36, 7816723), (61, 4613148), (122, 2306574), (127, 2215764), (183, 1537716), (244, 1153287), (254, 1107882), (366, 768858), (381, 738588), (508, 553941), (549, 512572), (732, 384429), (762, 369294), (1009, 278892), (1098, 256286), (1143, 246196), (1524, 184647), (2018, 139446), (2196, 128143), (2286, 123098), (3027, 92964), (4036, 69723), (4572, 61549), (6054, 46482), (7747, 36324), (9081, 30988), (12108, 23241), (15494, 18162)]