189704760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{225839}}^1$

素因数の和:225860

約数の個数: 64

約数和(自身を含む): 650419200

約数和(自身を除く): 460714440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 225839, 451678, 677517, 903356, 1129195, 1355034, 1580873, 1806712, 2258390, 2710068, 3161746, 3387585, 4516780, 4742619, 5420136, 6323492, 6775170, 7904365, 9033560, 9485238, 12646984, 13550340, 15808730, 18970476, 23713095, 27100680, 31617460, 37940952, 47426190, 63234920, 94852380, 189704760]

約数ペア:

[(1, 189704760), (2, 94852380), (3, 63234920), (4, 47426190), (5, 37940952), (6, 31617460), (7, 27100680), (8, 23713095), (10, 18970476), (12, 15808730), (14, 13550340), (15, 12646984), (20, 9485238), (21, 9033560), (24, 7904365), (28, 6775170), (30, 6323492), (35, 5420136), (40, 4742619), (42, 4516780), (56, 3387585), (60, 3161746), (70, 2710068), (84, 2258390), (105, 1806712), (120, 1580873), (140, 1355034), (168, 1129195), (210, 903356), (280, 677517), (420, 451678), (840, 225839)]