128580924

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1\times {\mathrm{653}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 306542880

約数和(自身を除く): 177961956

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 269, 366, 538, 653, 732, 807, 1076, 1306, 1614, 1959, 2612, 3228, 3918, 7836, 16409, 32818, 39833, 49227, 65636, 79666, 98454, 119499, 159332, 175657, 196908, 238998, 351314, 477996, 526971, 702628, 1053942, 2107884, 10715077, 21430154, 32145231, 42860308, 64290462, 128580924]

約数ペア:

[(1, 128580924), (2, 64290462), (3, 42860308), (4, 32145231), (6, 21430154), (12, 10715077), (61, 2107884), (122, 1053942), (183, 702628), (244, 526971), (269, 477996), (366, 351314), (538, 238998), (653, 196908), (732, 175657), (807, 159332), (1076, 119499), (1306, 98454), (1614, 79666), (1959, 65636), (2612, 49227), (3228, 39833), (3918, 32818), (7836, 16409)]