1665222780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{15359}}^1$

素因数の和:15523

約数の個数: 96

約数和(自身を含む): 5057740800

約数和(自身を除く): 3392518020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 139, 156, 195, 260, 278, 390, 417, 556, 695, 780, 834, 1390, 1668, 1807, 2085, 2780, 3614, 4170, 5421, 7228, 8340, 9035, 10842, 15359, 18070, 21684, 27105, 30718, 36140, 46077, 54210, 61436, 76795, 92154, 108420, 153590, 184308, 199667, 230385, 307180, 399334, 460770, 599001, 798668, 921540, 998335, 1198002, 1996670, 2134901, 2396004, 2995005, 3993340, 4269802, 5990010, 6404703, 8539604, 10674505, 11980020, 12809406, 21349010, 25618812, 27753713, 32023515, 42698020, 55507426, 64047030, 83261139, 111014852, 128094060, 138768565, 166522278, 277537130, 333044556, 416305695, 555074260, 832611390, 1665222780]

約数ペア:

[(1, 1665222780), (2, 832611390), (3, 555074260), (4, 416305695), (5, 333044556), (6, 277537130), (10, 166522278), (12, 138768565), (13, 128094060), (15, 111014852), (20, 83261139), (26, 64047030), (30, 55507426), (39, 42698020), (52, 32023515), (60, 27753713), (65, 25618812), (78, 21349010), (130, 12809406), (139, 11980020), (156, 10674505), (195, 8539604), (260, 6404703), (278, 5990010), (390, 4269802), (417, 3993340), (556, 2995005), (695, 2396004), (780, 2134901), (834, 1996670), (1390, 1198002), (1668, 998335), (1807, 921540), (2085, 798668), (2780, 599001), (3614, 460770), (4170, 399334), (5421, 307180), (7228, 230385), (8340, 199667), (9035, 184308), (10842, 153590), (15359, 108420), (18070, 92154), (21684, 76795), (27105, 61436), (30718, 54210), (36140, 46077)]