79011720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:660

約数の個数: 128

約数和(自身を含む): 265680000

約数和(自身を除く): 186668280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 149, 180, 216, 270, 298, 360, 447, 491, 540, 596, 745, 894, 982, 1080, 1192, 1341, 1473, 1490, 1788, 1964, 2235, 2455, 2682, 2946, 2980, 3576, 3928, 4023, 4419, 4470, 4910, 5364, 5892, 5960, 6705, 7365, 8046, 8838, 8940, 9820, 10728, 11784, 13257, 13410, 14730, 16092, 17676, 17880, 19640, 20115, 22095, 26514, 26820, 29460, 32184, 35352, 40230, 44190, 53028, 53640, 58920, 66285, 73159, 80460, 88380, 106056, 132570, 146318, 160920, 176760, 219477, 265140, 292636, 365795, 438954, 530280, 585272, 658431, 731590, 877908, 1097385, 1316862, 1463180, 1755816, 1975293, 2194770, 2633724, 2926360, 3292155, 3950586, 4389540, 5267448, 6584310, 7901172, 8779080, 9876465, 13168620, 15802344, 19752930, 26337240, 39505860, 79011720]

約数ペア:

[(1, 79011720), (2, 39505860), (3, 26337240), (4, 19752930), (5, 15802344), (6, 13168620), (8, 9876465), (9, 8779080), (10, 7901172), (12, 6584310), (15, 5267448), (18, 4389540), (20, 3950586), (24, 3292155), (27, 2926360), (30, 2633724), (36, 2194770), (40, 1975293), (45, 1755816), (54, 1463180), (60, 1316862), (72, 1097385), (90, 877908), (108, 731590), (120, 658431), (135, 585272), (149, 530280), (180, 438954), (216, 365795), (270, 292636), (298, 265140), (360, 219477), (447, 176760), (491, 160920), (540, 146318), (596, 132570), (745, 106056), (894, 88380), (982, 80460), (1080, 73159), (1192, 66285), (1341, 58920), (1473, 53640), (1490, 53028), (1788, 44190), (1964, 40230), (2235, 35352), (2455, 32184), (2682, 29460), (2946, 26820), (2980, 26514), (3576, 22095), (3928, 20115), (4023, 19640), (4419, 17880), (4470, 17676), (4910, 16092), (5364, 14730), (5892, 13410), (5960, 13257), (6705, 11784), (7365, 10728), (8046, 9820), (8838, 8940)]