179257140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1213}}^1$

素因数の和:2049

約数の個数: 72

約数和(自身を含む): 544857768

約数和(自身を除く): 365600628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 821, 1213, 1642, 2426, 2463, 3284, 3639, 4105, 4852, 4926, 6065, 7278, 7389, 8210, 9852, 10917, 12130, 12315, 14556, 14778, 16420, 18195, 21834, 24260, 24630, 29556, 36390, 36945, 43668, 49260, 54585, 72780, 73890, 109170, 147780, 218340, 995873, 1991746, 2987619, 3983492, 4979365, 5975238, 8962857, 9958730, 11950476, 14938095, 17925714, 19917460, 29876190, 35851428, 44814285, 59752380, 89628570, 179257140]

約数ペア:

[(1, 179257140), (2, 89628570), (3, 59752380), (4, 44814285), (5, 35851428), (6, 29876190), (9, 19917460), (10, 17925714), (12, 14938095), (15, 11950476), (18, 9958730), (20, 8962857), (30, 5975238), (36, 4979365), (45, 3983492), (60, 2987619), (90, 1991746), (180, 995873), (821, 218340), (1213, 147780), (1642, 109170), (2426, 73890), (2463, 72780), (3284, 54585), (3639, 49260), (4105, 43668), (4852, 36945), (4926, 36390), (6065, 29556), (7278, 24630), (7389, 24260), (8210, 21834), (9852, 18195), (10917, 16420), (12130, 14778), (12315, 14556)]