84172620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1873}}^1$

素因数の和:1999

約数の個数: 96

約数和(自身を含む): 272014848

約数和(自身を除く): 187842228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 107, 140, 210, 214, 321, 420, 428, 535, 642, 749, 1070, 1284, 1498, 1605, 1873, 2140, 2247, 2996, 3210, 3745, 3746, 4494, 5619, 6420, 7490, 7492, 8988, 9365, 11235, 11238, 13111, 14980, 18730, 22470, 22476, 26222, 28095, 37460, 39333, 44940, 52444, 56190, 65555, 78666, 112380, 131110, 157332, 196665, 200411, 262220, 393330, 400822, 601233, 786660, 801644, 1002055, 1202466, 1402877, 2004110, 2404932, 2805754, 3006165, 4008220, 4208631, 5611508, 6012330, 7014385, 8417262, 12024660, 14028770, 16834524, 21043155, 28057540, 42086310, 84172620]

約数ペア:

[(1, 84172620), (2, 42086310), (3, 28057540), (4, 21043155), (5, 16834524), (6, 14028770), (7, 12024660), (10, 8417262), (12, 7014385), (14, 6012330), (15, 5611508), (20, 4208631), (21, 4008220), (28, 3006165), (30, 2805754), (35, 2404932), (42, 2004110), (60, 1402877), (70, 1202466), (84, 1002055), (105, 801644), (107, 786660), (140, 601233), (210, 400822), (214, 393330), (321, 262220), (420, 200411), (428, 196665), (535, 157332), (642, 131110), (749, 112380), (1070, 78666), (1284, 65555), (1498, 56190), (1605, 52444), (1873, 44940), (2140, 39333), (2247, 37460), (2996, 28095), (3210, 26222), (3745, 22476), (3746, 22470), (4494, 18730), (5619, 14980), (6420, 13111), (7490, 11238), (7492, 11235), (8988, 9365)]