77021970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:659

約数の個数: 64

約数和(自身を含む): 192568320

約数和(自身を除く): 115546350

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 223, 290, 397, 435, 446, 669, 794, 870, 1115, 1191, 1338, 1985, 2230, 2382, 3345, 3970, 5955, 6467, 6690, 11513, 11910, 12934, 19401, 23026, 32335, 34539, 38802, 57565, 64670, 69078, 88531, 97005, 115130, 172695, 177062, 194010, 265593, 345390, 442655, 531186, 885310, 1327965, 2567399, 2655930, 5134798, 7702197, 12836995, 15404394, 25673990, 38510985, 77021970]

約数ペア:

[(1, 77021970), (2, 38510985), (3, 25673990), (5, 15404394), (6, 12836995), (10, 7702197), (15, 5134798), (29, 2655930), (30, 2567399), (58, 1327965), (87, 885310), (145, 531186), (174, 442655), (223, 345390), (290, 265593), (397, 194010), (435, 177062), (446, 172695), (669, 115130), (794, 97005), (870, 88531), (1115, 69078), (1191, 64670), (1338, 57565), (1985, 38802), (2230, 34539), (2382, 32335), (3345, 23026), (3970, 19401), (5955, 12934), (6467, 11910), (6690, 11513)]