274920240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{163643}}^1$

素因数の和:163666

約数の個数: 80

約数和(自身を含む): 974009088

約数和(自身を除く): 699088848

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 163643, 327286, 490929, 654572, 818215, 981858, 1145501, 1309144, 1636430, 1963716, 2291002, 2454645, 2618288, 3272860, 3436503, 3927432, 4582004, 4909290, 5727505, 6545720, 6873006, 7854864, 9164008, 9818580, 11455010, 13091440, 13746012, 17182515, 18328016, 19637160, 22910020, 27492024, 34365030, 39274320, 45820040, 54984048, 68730060, 91640080, 137460120, 274920240]

約数ペア:

[(1, 274920240), (2, 137460120), (3, 91640080), (4, 68730060), (5, 54984048), (6, 45820040), (7, 39274320), (8, 34365030), (10, 27492024), (12, 22910020), (14, 19637160), (15, 18328016), (16, 17182515), (20, 13746012), (21, 13091440), (24, 11455010), (28, 9818580), (30, 9164008), (35, 7854864), (40, 6873006), (42, 6545720), (48, 5727505), (56, 4909290), (60, 4582004), (70, 3927432), (80, 3436503), (84, 3272860), (105, 2618288), (112, 2454645), (120, 2291002), (140, 1963716), (168, 1636430), (210, 1309144), (240, 1145501), (280, 981858), (336, 818215), (420, 654572), (560, 490929), (840, 327286), (1680, 163643)]