81287244

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5167}}^1$

素因数の和:5219

約数の個数: 72

約数和(自身を含む): 225738240

約数和(自身を除く): 144450996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 92, 114, 138, 171, 207, 228, 276, 342, 414, 437, 684, 828, 874, 1311, 1748, 2622, 3933, 5167, 5244, 7866, 10334, 15501, 15732, 20668, 31002, 46503, 62004, 93006, 98173, 118841, 186012, 196346, 237682, 294519, 356523, 392692, 475364, 589038, 713046, 883557, 1069569, 1178076, 1426092, 1767114, 2139138, 2257979, 3534228, 4278276, 4515958, 6773937, 9031916, 13547874, 20321811, 27095748, 40643622, 81287244]

約数ペア:

[(1, 81287244), (2, 40643622), (3, 27095748), (4, 20321811), (6, 13547874), (9, 9031916), (12, 6773937), (18, 4515958), (19, 4278276), (23, 3534228), (36, 2257979), (38, 2139138), (46, 1767114), (57, 1426092), (69, 1178076), (76, 1069569), (92, 883557), (114, 713046), (138, 589038), (171, 475364), (207, 392692), (228, 356523), (276, 294519), (342, 237682), (414, 196346), (437, 186012), (684, 118841), (828, 98173), (874, 93006), (1311, 62004), (1748, 46503), (2622, 31002), (3933, 20668), (5167, 15732), (5244, 15501), (7866, 10334)]