68965890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{941}}^1$

素因数の和:1307

約数の個数: 64

約数和(自身を含む): 189907200

約数和(自身を除く): 120941310

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 349, 698, 941, 1047, 1745, 1882, 2094, 2443, 2823, 3490, 4705, 4886, 5235, 5646, 6587, 7329, 9410, 10470, 12215, 13174, 14115, 14658, 19761, 24430, 28230, 32935, 36645, 39522, 65870, 73290, 98805, 197610, 328409, 656818, 985227, 1642045, 1970454, 2298863, 3284090, 4597726, 4926135, 6896589, 9852270, 11494315, 13793178, 22988630, 34482945, 68965890]

約数ペア:

[(1, 68965890), (2, 34482945), (3, 22988630), (5, 13793178), (6, 11494315), (7, 9852270), (10, 6896589), (14, 4926135), (15, 4597726), (21, 3284090), (30, 2298863), (35, 1970454), (42, 1642045), (70, 985227), (105, 656818), (210, 328409), (349, 197610), (698, 98805), (941, 73290), (1047, 65870), (1745, 39522), (1882, 36645), (2094, 32935), (2443, 28230), (2823, 24430), (3490, 19761), (4705, 14658), (4886, 14115), (5235, 13174), (5646, 12215), (6587, 10470), (7329, 9410)]