78906870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{499}}^1$

素因数の和:770

約数の個数: 96

約数和(自身を含む): 235872000

約数和(自身を除く): 156965130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 251, 315, 499, 502, 630, 753, 998, 1255, 1497, 1506, 1757, 2259, 2495, 2510, 2994, 3493, 3514, 3765, 4491, 4518, 4990, 5271, 6986, 7485, 7530, 8785, 8982, 10479, 10542, 11295, 14970, 15813, 17465, 17570, 20958, 22455, 22590, 26355, 31437, 31626, 34930, 44910, 52395, 52710, 62874, 79065, 104790, 125249, 157185, 158130, 250498, 314370, 375747, 626245, 751494, 876743, 1127241, 1252490, 1753486, 1878735, 2254482, 2630229, 3757470, 4383715, 5260458, 5636205, 7890687, 8767430, 11272410, 13151145, 15781374, 26302290, 39453435, 78906870]

約数ペア:

[(1, 78906870), (2, 39453435), (3, 26302290), (5, 15781374), (6, 13151145), (7, 11272410), (9, 8767430), (10, 7890687), (14, 5636205), (15, 5260458), (18, 4383715), (21, 3757470), (30, 2630229), (35, 2254482), (42, 1878735), (45, 1753486), (63, 1252490), (70, 1127241), (90, 876743), (105, 751494), (126, 626245), (210, 375747), (251, 314370), (315, 250498), (499, 158130), (502, 157185), (630, 125249), (753, 104790), (998, 79065), (1255, 62874), (1497, 52710), (1506, 52395), (1757, 44910), (2259, 34930), (2495, 31626), (2510, 31437), (2994, 26355), (3493, 22590), (3514, 22455), (3765, 20958), (4491, 17570), (4518, 17465), (4990, 15813), (5271, 14970), (6986, 11295), (7485, 10542), (7530, 10479), (8785, 8982)]