303979000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:450

約数の個数: 128

約数和(自身を含む): 779688000

約数和(自身を除く): 475709000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 67, 100, 104, 125, 130, 134, 200, 250, 260, 268, 325, 335, 349, 500, 520, 536, 650, 670, 698, 871, 1000, 1300, 1340, 1396, 1625, 1675, 1742, 1745, 2600, 2680, 2792, 3250, 3350, 3484, 3490, 4355, 4537, 6500, 6700, 6968, 6980, 8375, 8710, 8725, 9074, 13000, 13400, 13960, 16750, 17420, 17450, 18148, 21775, 22685, 23383, 33500, 34840, 34900, 36296, 43550, 43625, 45370, 46766, 67000, 69800, 87100, 87250, 90740, 93532, 108875, 113425, 116915, 174200, 174500, 181480, 187064, 217750, 226850, 233830, 303979, 349000, 435500, 453700, 467660, 567125, 584575, 607958, 871000, 907400, 935320, 1134250, 1169150, 1215916, 1519895, 2268500, 2338300, 2431832, 2922875, 3039790, 4537000, 4676600, 5845750, 6079580, 7599475, 11691500, 12159160, 15198950, 23383000, 30397900, 37997375, 60795800, 75994750, 151989500, 303979000]

約数ペア:

[(1, 303979000), (2, 151989500), (4, 75994750), (5, 60795800), (8, 37997375), (10, 30397900), (13, 23383000), (20, 15198950), (25, 12159160), (26, 11691500), (40, 7599475), (50, 6079580), (52, 5845750), (65, 4676600), (67, 4537000), (100, 3039790), (104, 2922875), (125, 2431832), (130, 2338300), (134, 2268500), (200, 1519895), (250, 1215916), (260, 1169150), (268, 1134250), (325, 935320), (335, 907400), (349, 871000), (500, 607958), (520, 584575), (536, 567125), (650, 467660), (670, 453700), (698, 435500), (871, 349000), (1000, 303979), (1300, 233830), (1340, 226850), (1396, 217750), (1625, 187064), (1675, 181480), (1742, 174500), (1745, 174200), (2600, 116915), (2680, 113425), (2792, 108875), (3250, 93532), (3350, 90740), (3484, 87250), (3490, 87100), (4355, 69800), (4537, 67000), (6500, 46766), (6700, 45370), (6968, 43625), (6980, 43550), (8375, 36296), (8710, 34900), (8725, 34840), (9074, 33500), (13000, 23383), (13400, 22685), (13960, 21775), (16750, 18148), (17420, 17450)]