291738330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{641}}^1$

素因数の和:1056

約数の個数: 96

約数和(自身を含む): 820244880

約数和(自身を除く): 528506550

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 389, 390, 585, 641, 778, 1167, 1170, 1282, 1923, 1945, 2334, 3205, 3501, 3846, 3890, 5057, 5769, 5835, 6410, 7002, 8333, 9615, 10114, 11538, 11670, 15171, 16666, 17505, 19230, 24999, 25285, 28845, 30342, 35010, 41665, 45513, 49998, 50570, 57690, 74997, 75855, 83330, 91026, 124995, 149994, 151710, 227565, 249349, 249990, 374985, 455130, 498698, 748047, 749970, 1246745, 1496094, 2244141, 2493490, 3241537, 3740235, 4488282, 6483074, 7480470, 9724611, 11220705, 16207685, 19449222, 22441410, 29173833, 32415370, 48623055, 58347666, 97246110, 145869165, 291738330]

約数ペア:

[(1, 291738330), (2, 145869165), (3, 97246110), (5, 58347666), (6, 48623055), (9, 32415370), (10, 29173833), (13, 22441410), (15, 19449222), (18, 16207685), (26, 11220705), (30, 9724611), (39, 7480470), (45, 6483074), (65, 4488282), (78, 3740235), (90, 3241537), (117, 2493490), (130, 2244141), (195, 1496094), (234, 1246745), (389, 749970), (390, 748047), (585, 498698), (641, 455130), (778, 374985), (1167, 249990), (1170, 249349), (1282, 227565), (1923, 151710), (1945, 149994), (2334, 124995), (3205, 91026), (3501, 83330), (3846, 75855), (3890, 74997), (5057, 57690), (5769, 50570), (5835, 49998), (6410, 45513), (7002, 41665), (8333, 35010), (9615, 30342), (10114, 28845), (11538, 25285), (11670, 24999), (15171, 19230), (16666, 17505)]