148979970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71971}}^1$

素因数の和:72007

約数の個数: 48

約数和(自身を含む): 404194752

約数和(自身を除く): 255214782

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 71971, 143942, 215913, 359855, 431826, 647739, 719710, 1079565, 1295478, 1655333, 2159130, 3238695, 3310666, 4965999, 6477390, 8276665, 9931998, 14897997, 16553330, 24829995, 29795994, 49659990, 74489985, 148979970]

約数ペア:

[(1, 148979970), (2, 74489985), (3, 49659990), (5, 29795994), (6, 24829995), (9, 16553330), (10, 14897997), (15, 9931998), (18, 8276665), (23, 6477390), (30, 4965999), (45, 3310666), (46, 3238695), (69, 2159130), (90, 1655333), (115, 1295478), (138, 1079565), (207, 719710), (230, 647739), (345, 431826), (414, 359855), (690, 215913), (1035, 143942), (2070, 71971)]