1915207770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1\times {\mathrm{563}}^1$

素因数の和:844

約数の個数: 128

約数和(自身を含む): 5348560896

約数和(自身を除く): 3433353126

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 97, 105, 167, 194, 210, 291, 334, 485, 501, 563, 582, 679, 835, 970, 1002, 1126, 1169, 1358, 1455, 1670, 1689, 2037, 2338, 2505, 2815, 2910, 3378, 3395, 3507, 3941, 4074, 5010, 5630, 5845, 6790, 7014, 7882, 8445, 10185, 11690, 11823, 16199, 16890, 17535, 19705, 20370, 23646, 32398, 35070, 39410, 48597, 54611, 59115, 80995, 94021, 97194, 109222, 113393, 118230, 161990, 163833, 188042, 226786, 242985, 273055, 282063, 327666, 340179, 382277, 470105, 485970, 546110, 564126, 566965, 658147, 680358, 764554, 819165, 940210, 1133930, 1146831, 1316294, 1410315, 1638330, 1700895, 1911385, 1974441, 2293662, 2820630, 3290735, 3401790, 3822770, 3948882, 5734155, 6581470, 9120037, 9872205, 11468310, 18240074, 19744410, 27360111, 45600185, 54720222, 63840259, 91200370, 127680518, 136800555, 191520777, 273601110, 319201295, 383041554, 638402590, 957603885, 1915207770]

約数ペア:

[(1, 1915207770), (2, 957603885), (3, 638402590), (5, 383041554), (6, 319201295), (7, 273601110), (10, 191520777), (14, 136800555), (15, 127680518), (21, 91200370), (30, 63840259), (35, 54720222), (42, 45600185), (70, 27360111), (97, 19744410), (105, 18240074), (167, 11468310), (194, 9872205), (210, 9120037), (291, 6581470), (334, 5734155), (485, 3948882), (501, 3822770), (563, 3401790), (582, 3290735), (679, 2820630), (835, 2293662), (970, 1974441), (1002, 1911385), (1126, 1700895), (1169, 1638330), (1358, 1410315), (1455, 1316294), (1670, 1146831), (1689, 1133930), (2037, 940210), (2338, 819165), (2505, 764554), (2815, 680358), (2910, 658147), (3378, 566965), (3395, 564126), (3507, 546110), (3941, 485970), (4074, 470105), (5010, 382277), (5630, 340179), (5845, 327666), (6790, 282063), (7014, 273055), (7882, 242985), (8445, 226786), (10185, 188042), (11690, 163833), (11823, 161990), (16199, 118230), (16890, 113393), (17535, 109222), (19705, 97194), (20370, 94021), (23646, 80995), (32398, 59115), (35070, 54611), (39410, 48597)]