71670990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{431}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 180652032

約数和(自身を除く): 108981042

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 241, 345, 431, 482, 690, 723, 862, 1205, 1293, 1446, 2155, 2410, 2586, 3615, 4310, 5543, 6465, 7230, 9913, 11086, 12930, 16629, 19826, 27715, 29739, 33258, 49565, 55430, 59478, 83145, 99130, 103871, 148695, 166290, 207742, 297390, 311613, 519355, 623226, 1038710, 1558065, 2389033, 3116130, 4778066, 7167099, 11945165, 14334198, 23890330, 35835495, 71670990]

約数ペア:

[(1, 71670990), (2, 35835495), (3, 23890330), (5, 14334198), (6, 11945165), (10, 7167099), (15, 4778066), (23, 3116130), (30, 2389033), (46, 1558065), (69, 1038710), (115, 623226), (138, 519355), (230, 311613), (241, 297390), (345, 207742), (431, 166290), (482, 148695), (690, 103871), (723, 99130), (862, 83145), (1205, 59478), (1293, 55430), (1446, 49565), (2155, 33258), (2410, 29739), (2586, 27715), (3615, 19826), (4310, 16629), (5543, 12930), (6465, 11086), (7230, 9913)]