66205680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{887}}^1$

素因数の和:1214

約数の個数: 80

約数和(自身を含む): 206129664

約数和(自身を除く): 139923984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 311, 622, 887, 933, 1244, 1555, 1774, 1866, 2488, 2661, 3110, 3548, 3732, 4435, 4665, 4976, 5322, 6220, 7096, 7464, 8870, 9330, 10644, 12440, 13305, 14192, 14928, 17740, 18660, 21288, 24880, 26610, 35480, 37320, 42576, 53220, 70960, 74640, 106440, 212880, 275857, 551714, 827571, 1103428, 1379285, 1655142, 2206856, 2758570, 3310284, 4137855, 4413712, 5517140, 6620568, 8275710, 11034280, 13241136, 16551420, 22068560, 33102840, 66205680]

約数ペア:

[(1, 66205680), (2, 33102840), (3, 22068560), (4, 16551420), (5, 13241136), (6, 11034280), (8, 8275710), (10, 6620568), (12, 5517140), (15, 4413712), (16, 4137855), (20, 3310284), (24, 2758570), (30, 2206856), (40, 1655142), (48, 1379285), (60, 1103428), (80, 827571), (120, 551714), (240, 275857), (311, 212880), (622, 106440), (887, 74640), (933, 70960), (1244, 53220), (1555, 42576), (1774, 37320), (1866, 35480), (2488, 26610), (2661, 24880), (3110, 21288), (3548, 18660), (3732, 17740), (4435, 14928), (4665, 14192), (4976, 13305), (5322, 12440), (6220, 10644), (7096, 9330), (7464, 8870)]