197486570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 387072000

約数和(自身を除く): 189585430

約数列:

[1, 2, 5, 10, 19, 38, 59, 79, 95, 118, 158, 190, 223, 295, 395, 446, 590, 790, 1115, 1121, 1501, 2230, 2242, 3002, 4237, 4661, 5605, 7505, 8474, 9322, 11210, 13157, 15010, 17617, 21185, 23305, 26314, 35234, 42370, 46610, 65785, 88085, 88559, 131570, 176170, 177118, 249983, 334723, 442795, 499966, 669446, 885590, 1039403, 1249915, 1673615, 2078806, 2499830, 3347230, 5197015, 10394030, 19748657, 39497314, 98743285, 197486570]

約数ペア:

[(1, 197486570), (2, 98743285), (5, 39497314), (10, 19748657), (19, 10394030), (38, 5197015), (59, 3347230), (79, 2499830), (95, 2078806), (118, 1673615), (158, 1249915), (190, 1039403), (223, 885590), (295, 669446), (395, 499966), (446, 442795), (590, 334723), (790, 249983), (1115, 177118), (1121, 176170), (1501, 131570), (2230, 88559), (2242, 88085), (3002, 65785), (4237, 46610), (4661, 42370), (5605, 35234), (7505, 26314), (8474, 23305), (9322, 21185), (11210, 17617), (13157, 15010)]