214714920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{255613}}^1$

素因数の和:255634

約数の個数: 64

約数和(自身を含む): 736168320

約数和(自身を除く): 521453400

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, 255613, 511226, 766839, 1022452, 1278065, 1533678, 1789291, 2044904, 2556130, 3067356, 3578582, 3834195, 5112260, 5367873, 6134712, 7157164, 7668390, 8946455, 10224520, 10735746, 14314328, 15336780, 17892910, 21471492, 26839365, 30673560, 35785820, 42942984, 53678730, 71571640, 107357460, 214714920]

約数ペア:

[(1, 214714920), (2, 107357460), (3, 71571640), (4, 53678730), (5, 42942984), (6, 35785820), (7, 30673560), (8, 26839365), (10, 21471492), (12, 17892910), (14, 15336780), (15, 14314328), (20, 10735746), (21, 10224520), (24, 8946455), (28, 7668390), (30, 7157164), (35, 6134712), (40, 5367873), (42, 5112260), (56, 3834195), (60, 3578582), (70, 3067356), (84, 2556130), (105, 2044904), (120, 1789291), (140, 1533678), (168, 1278065), (210, 1022452), (280, 766839), (420, 511226), (840, 255613)]