2805720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 8536320

約数和(自身を除く): 5730600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 227, 309, 412, 454, 515, 618, 681, 824, 908, 1030, 1135, 1236, 1362, 1545, 1816, 2060, 2270, 2472, 2724, 3090, 3405, 4120, 4540, 5448, 6180, 6810, 9080, 12360, 13620, 23381, 27240, 46762, 70143, 93524, 116905, 140286, 187048, 233810, 280572, 350715, 467620, 561144, 701430, 935240, 1402860, 2805720]

約数ペア:

[(1, 2805720), (2, 1402860), (3, 935240), (4, 701430), (5, 561144), (6, 467620), (8, 350715), (10, 280572), (12, 233810), (15, 187048), (20, 140286), (24, 116905), (30, 93524), (40, 70143), (60, 46762), (103, 27240), (120, 23381), (206, 13620), (227, 12360), (309, 9080), (412, 6810), (454, 6180), (515, 5448), (618, 4540), (681, 4120), (824, 3405), (908, 3090), (1030, 2724), (1135, 2472), (1236, 2270), (1362, 2060), (1545, 1816)]