128402208

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{40531}}^1$

素因数の和:40558

約数の個数: 72

約数和(自身を含む): 398348496

約数和(自身を除く): 269946288

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 40531, 81062, 121593, 162124, 243186, 324248, 364779, 445841, 486372, 648496, 729558, 891682, 972744, 1296992, 1337523, 1459116, 1783364, 1945488, 2675046, 2918232, 3566728, 3890976, 4012569, 5350092, 5836464, 7133456, 8025138, 10700184, 11672928, 14266912, 16050276, 21400368, 32100552, 42800736, 64201104, 128402208]

約数ペア:

[(1, 128402208), (2, 64201104), (3, 42800736), (4, 32100552), (6, 21400368), (8, 16050276), (9, 14266912), (11, 11672928), (12, 10700184), (16, 8025138), (18, 7133456), (22, 5836464), (24, 5350092), (32, 4012569), (33, 3890976), (36, 3566728), (44, 2918232), (48, 2675046), (66, 1945488), (72, 1783364), (88, 1459116), (96, 1337523), (99, 1296992), (132, 972744), (144, 891682), (176, 729558), (198, 648496), (264, 486372), (288, 445841), (352, 364779), (396, 324248), (528, 243186), (792, 162124), (1056, 121593), (1584, 81062), (3168, 40531)]