66404940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{709}}^1$

素因数の和:951

約数の個数: 96

約数和(自身を含む): 213749760

約数和(自身を除く): 147344820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 223, 420, 446, 669, 709, 892, 1115, 1338, 1418, 1561, 2127, 2230, 2676, 2836, 3122, 3345, 3545, 4254, 4460, 4683, 4963, 6244, 6690, 7090, 7805, 8508, 9366, 9926, 10635, 13380, 14180, 14889, 15610, 18732, 19852, 21270, 23415, 24815, 29778, 31220, 42540, 46830, 49630, 59556, 74445, 93660, 99260, 148890, 158107, 297780, 316214, 474321, 632428, 790535, 948642, 1106749, 1581070, 1897284, 2213498, 2371605, 3162140, 3320247, 4426996, 4743210, 5533745, 6640494, 9486420, 11067490, 13280988, 16601235, 22134980, 33202470, 66404940]

約数ペア:

[(1, 66404940), (2, 33202470), (3, 22134980), (4, 16601235), (5, 13280988), (6, 11067490), (7, 9486420), (10, 6640494), (12, 5533745), (14, 4743210), (15, 4426996), (20, 3320247), (21, 3162140), (28, 2371605), (30, 2213498), (35, 1897284), (42, 1581070), (60, 1106749), (70, 948642), (84, 790535), (105, 632428), (140, 474321), (210, 316214), (223, 297780), (420, 158107), (446, 148890), (669, 99260), (709, 93660), (892, 74445), (1115, 59556), (1338, 49630), (1418, 46830), (1561, 42540), (2127, 31220), (2230, 29778), (2676, 24815), (2836, 23415), (3122, 21270), (3345, 19852), (3545, 18732), (4254, 15610), (4460, 14889), (4683, 14180), (4963, 13380), (6244, 10635), (6690, 9926), (7090, 9366), (7805, 8508)]