30420858

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 70705152

約数和(自身を除く): 40284294

約数列:

[1, 2, 3, 6, 13, 23, 26, 31, 39, 46, 62, 69, 78, 93, 138, 186, 299, 403, 547, 598, 713, 806, 897, 1094, 1209, 1426, 1641, 1794, 2139, 2418, 3282, 4278, 7111, 9269, 12581, 14222, 16957, 18538, 21333, 25162, 27807, 33914, 37743, 42666, 50871, 55614, 75486, 101742, 163553, 220441, 327106, 390011, 440882, 490659, 661323, 780022, 981318, 1170033, 1322646, 2340066, 5070143, 10140286, 15210429, 30420858]

約数ペア:

[(1, 30420858), (2, 15210429), (3, 10140286), (6, 5070143), (13, 2340066), (23, 1322646), (26, 1170033), (31, 981318), (39, 780022), (46, 661323), (62, 490659), (69, 440882), (78, 390011), (93, 327106), (138, 220441), (186, 163553), (299, 101742), (403, 75486), (547, 55614), (598, 50871), (713, 42666), (806, 37743), (897, 33914), (1094, 27807), (1209, 25162), (1426, 21333), (1641, 18538), (1794, 16957), (2139, 14222), (2418, 12581), (3282, 9269), (4278, 7111)]