638268613620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{87915787}}^1$

素因数の和:87915821

約数の個数: 72

約数和(自身を含む): 1964390367072

約数和(自身を除く): 1326121753452

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 3630, 7260, 87915787, 175831574, 263747361, 351663148, 439578935, 527494722, 879157870, 967073657, 1054989444, 1318736805, 1758315740, 1934147314, 2637473610, 2901220971, 3868294628, 4835368285, 5274947220, 5802441942, 9670736570, 10637810227, 11604883884, 14506104855, 19341473140, 21275620454, 29012209710, 31913430681, 42551240908, 53189051135, 58024419420, 63826861362, 106378102270, 127653722724, 159567153405, 212756204540, 319134306810, 638268613620]

約数ペア:

[(1, 638268613620), (2, 319134306810), (3, 212756204540), (4, 159567153405), (5, 127653722724), (6, 106378102270), (10, 63826861362), (11, 58024419420), (12, 53189051135), (15, 42551240908), (20, 31913430681), (22, 29012209710), (30, 21275620454), (33, 19341473140), (44, 14506104855), (55, 11604883884), (60, 10637810227), (66, 9670736570), (110, 5802441942), (121, 5274947220), (132, 4835368285), (165, 3868294628), (220, 2901220971), (242, 2637473610), (330, 1934147314), (363, 1758315740), (484, 1318736805), (605, 1054989444), (660, 967073657), (726, 879157870), (1210, 527494722), (1452, 439578935), (1815, 351663148), (2420, 263747361), (3630, 175831574), (7260, 87915787)]