206818360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23827}}^1$

素因数の和:23876

約数の個数: 64

約数和(自身を含む): 548997120

約数和(自身を除く): 342178760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 23827, 47654, 95308, 119135, 166789, 190616, 238270, 333578, 476540, 667156, 738637, 833945, 953080, 1334312, 1477274, 1667890, 2954548, 3335780, 3693185, 5170459, 5909096, 6671560, 7386370, 10340918, 14772740, 20681836, 25852295, 29545480, 41363672, 51704590, 103409180, 206818360]

約数ペア:

[(1, 206818360), (2, 103409180), (4, 51704590), (5, 41363672), (7, 29545480), (8, 25852295), (10, 20681836), (14, 14772740), (20, 10340918), (28, 7386370), (31, 6671560), (35, 5909096), (40, 5170459), (56, 3693185), (62, 3335780), (70, 2954548), (124, 1667890), (140, 1477274), (155, 1334312), (217, 953080), (248, 833945), (280, 738637), (310, 667156), (434, 476540), (620, 333578), (868, 238270), (1085, 190616), (1240, 166789), (1736, 119135), (2170, 95308), (4340, 47654), (8680, 23827)]