1787280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1$

素因数の和:704

約数の個数: 80

約数和(自身を含む): 6053184

約数和(自身を除く): 4265904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 677, 880, 1320, 1354, 2031, 2640, 2708, 3385, 4062, 5416, 6770, 7447, 8124, 10155, 10832, 13540, 14894, 16248, 20310, 22341, 27080, 29788, 32496, 37235, 40620, 44682, 54160, 59576, 74470, 81240, 89364, 111705, 119152, 148940, 162480, 178728, 223410, 297880, 357456, 446820, 595760, 893640, 1787280]

約数ペア:

[(1, 1787280), (2, 893640), (3, 595760), (4, 446820), (5, 357456), (6, 297880), (8, 223410), (10, 178728), (11, 162480), (12, 148940), (15, 119152), (16, 111705), (20, 89364), (22, 81240), (24, 74470), (30, 59576), (33, 54160), (40, 44682), (44, 40620), (48, 37235), (55, 32496), (60, 29788), (66, 27080), (80, 22341), (88, 20310), (110, 16248), (120, 14894), (132, 13540), (165, 10832), (176, 10155), (220, 8124), (240, 7447), (264, 6770), (330, 5416), (440, 4062), (528, 3385), (660, 2708), (677, 2640), (880, 2031), (1320, 1354)]