65571720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{32143}}^1$

素因数の和:32174

約数の個数: 64

約数和(自身を含む): 208293120

約数和(自身を除く): 142721400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 32143, 64286, 96429, 128572, 160715, 192858, 257144, 321430, 385716, 482145, 546431, 642860, 771432, 964290, 1092862, 1285720, 1639293, 1928580, 2185724, 2732155, 3278586, 3857160, 4371448, 5464310, 6557172, 8196465, 10928620, 13114344, 16392930, 21857240, 32785860, 65571720]

約数ペア:

[(1, 65571720), (2, 32785860), (3, 21857240), (4, 16392930), (5, 13114344), (6, 10928620), (8, 8196465), (10, 6557172), (12, 5464310), (15, 4371448), (17, 3857160), (20, 3278586), (24, 2732155), (30, 2185724), (34, 1928580), (40, 1639293), (51, 1285720), (60, 1092862), (68, 964290), (85, 771432), (102, 642860), (120, 546431), (136, 482145), (170, 385716), (204, 321430), (255, 257144), (340, 192858), (408, 160715), (510, 128572), (680, 96429), (1020, 64286), (2040, 32143)]