8909970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:419

約数の個数: 64

約数和(自身を含む): 22982400

約数和(自身を除く): 14072430

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 37, 46, 69, 74, 111, 115, 138, 185, 222, 230, 345, 349, 370, 555, 690, 698, 851, 1047, 1110, 1702, 1745, 2094, 2553, 3490, 4255, 5106, 5235, 8027, 8510, 10470, 12765, 12913, 16054, 24081, 25530, 25826, 38739, 40135, 48162, 64565, 77478, 80270, 120405, 129130, 193695, 240810, 296999, 387390, 593998, 890997, 1484995, 1781994, 2969990, 4454985, 8909970]

約数ペア:

[(1, 8909970), (2, 4454985), (3, 2969990), (5, 1781994), (6, 1484995), (10, 890997), (15, 593998), (23, 387390), (30, 296999), (37, 240810), (46, 193695), (69, 129130), (74, 120405), (111, 80270), (115, 77478), (138, 64565), (185, 48162), (222, 40135), (230, 38739), (345, 25826), (349, 25530), (370, 24081), (555, 16054), (690, 12913), (698, 12765), (851, 10470), (1047, 8510), (1110, 8027), (1702, 5235), (1745, 5106), (2094, 4255), (2553, 3490)]