378437640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1753}}^1$

素因数の和:2031

約数の個数: 128

約数和(自身を含む): 1303292160

約数和(自身を除く): 924854520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 257, 280, 420, 514, 771, 840, 1028, 1285, 1542, 1753, 1799, 2056, 2570, 3084, 3506, 3598, 3855, 5140, 5259, 5397, 6168, 7012, 7196, 7710, 8765, 8995, 10280, 10518, 10794, 12271, 14024, 14392, 15420, 17530, 17990, 21036, 21588, 24542, 26295, 26985, 30840, 35060, 35980, 36813, 42072, 43176, 49084, 52590, 53970, 61355, 70120, 71960, 73626, 98168, 105180, 107940, 122710, 147252, 184065, 210360, 215880, 245420, 294504, 368130, 450521, 490840, 736260, 901042, 1351563, 1472520, 1802084, 2252605, 2703126, 3153647, 3604168, 4505210, 5406252, 6307294, 6757815, 9010420, 9460941, 10812504, 12614588, 13515630, 15768235, 18020840, 18921882, 25229176, 27031260, 31536470, 37843764, 47304705, 54062520, 63072940, 75687528, 94609410, 126145880, 189218820, 378437640]

約数ペア:

[(1, 378437640), (2, 189218820), (3, 126145880), (4, 94609410), (5, 75687528), (6, 63072940), (7, 54062520), (8, 47304705), (10, 37843764), (12, 31536470), (14, 27031260), (15, 25229176), (20, 18921882), (21, 18020840), (24, 15768235), (28, 13515630), (30, 12614588), (35, 10812504), (40, 9460941), (42, 9010420), (56, 6757815), (60, 6307294), (70, 5406252), (84, 4505210), (105, 3604168), (120, 3153647), (140, 2703126), (168, 2252605), (210, 1802084), (257, 1472520), (280, 1351563), (420, 901042), (514, 736260), (771, 490840), (840, 450521), (1028, 368130), (1285, 294504), (1542, 245420), (1753, 215880), (1799, 210360), (2056, 184065), (2570, 147252), (3084, 122710), (3506, 107940), (3598, 105180), (3855, 98168), (5140, 73626), (5259, 71960), (5397, 70120), (6168, 61355), (7012, 53970), (7196, 52590), (7710, 49084), (8765, 43176), (8995, 42072), (10280, 36813), (10518, 35980), (10794, 35060), (12271, 30840), (14024, 26985), (14392, 26295), (15420, 24542), (17530, 21588), (17990, 21036)]