81322128

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29723}}^1$

素因数の和:29756

約数の個数: 60

約数和(自身を含む): 239575440

約数和(自身を除く): 158253312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 29723, 59446, 89169, 118892, 178338, 237784, 267507, 356676, 475568, 535014, 564737, 713352, 1070028, 1129474, 1426704, 1694211, 2140056, 2258948, 3388422, 4280112, 4517896, 5082633, 6776844, 9035792, 10165266, 13553688, 20330532, 27107376, 40661064, 81322128]

約数ペア:

[(1, 81322128), (2, 40661064), (3, 27107376), (4, 20330532), (6, 13553688), (8, 10165266), (9, 9035792), (12, 6776844), (16, 5082633), (18, 4517896), (19, 4280112), (24, 3388422), (36, 2258948), (38, 2140056), (48, 1694211), (57, 1426704), (72, 1129474), (76, 1070028), (114, 713352), (144, 564737), (152, 535014), (171, 475568), (228, 356676), (304, 267507), (342, 237784), (456, 178338), (684, 118892), (912, 89169), (1368, 59446), (2736, 29723)]