283208240

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{10321}}^1$

素因数の和:10355

約数の個数: 80

約数和(自身を含む): 767956800

約数和(自身を除く): 484748560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 10321, 13720, 20642, 27440, 41284, 51605, 72247, 82568, 103210, 144494, 165136, 206420, 288988, 361235, 412840, 505729, 577976, 722470, 825680, 1011458, 1155952, 1444940, 2022916, 2528645, 2889880, 3540103, 4045832, 5057290, 5779760, 7080206, 8091664, 10114580, 14160412, 17700515, 20229160, 28320824, 35401030, 40458320, 56641648, 70802060, 141604120, 283208240]

約数ペア:

[(1, 283208240), (2, 141604120), (4, 70802060), (5, 56641648), (7, 40458320), (8, 35401030), (10, 28320824), (14, 20229160), (16, 17700515), (20, 14160412), (28, 10114580), (35, 8091664), (40, 7080206), (49, 5779760), (56, 5057290), (70, 4045832), (80, 3540103), (98, 2889880), (112, 2528645), (140, 2022916), (196, 1444940), (245, 1155952), (280, 1011458), (343, 825680), (392, 722470), (490, 577976), (560, 505729), (686, 412840), (784, 361235), (980, 288988), (1372, 206420), (1715, 165136), (1960, 144494), (2744, 103210), (3430, 82568), (3920, 72247), (5488, 51605), (6860, 41284), (10321, 27440), (13720, 20642)]