81897372

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:512

約数の個数: 96

約数和(自身を含む): 226195200

約数和(自身を除く): 144297828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 107, 108, 114, 171, 214, 228, 321, 342, 373, 428, 513, 642, 684, 746, 963, 1026, 1119, 1284, 1492, 1926, 2033, 2052, 2238, 2889, 3357, 3852, 4066, 4476, 5778, 6099, 6714, 7087, 8132, 10071, 11556, 12198, 13428, 14174, 18297, 20142, 21261, 24396, 28348, 36594, 39911, 40284, 42522, 54891, 63783, 73188, 79822, 85044, 109782, 119733, 127566, 159644, 191349, 219564, 239466, 255132, 359199, 382698, 478932, 718398, 758309, 765396, 1077597, 1436796, 1516618, 2155194, 2274927, 3033236, 4310388, 4549854, 6824781, 9099708, 13649562, 20474343, 27299124, 40948686, 81897372]

約数ペア:

[(1, 81897372), (2, 40948686), (3, 27299124), (4, 20474343), (6, 13649562), (9, 9099708), (12, 6824781), (18, 4549854), (19, 4310388), (27, 3033236), (36, 2274927), (38, 2155194), (54, 1516618), (57, 1436796), (76, 1077597), (107, 765396), (108, 758309), (114, 718398), (171, 478932), (214, 382698), (228, 359199), (321, 255132), (342, 239466), (373, 219564), (428, 191349), (513, 159644), (642, 127566), (684, 119733), (746, 109782), (963, 85044), (1026, 79822), (1119, 73188), (1284, 63783), (1492, 54891), (1926, 42522), (2033, 40284), (2052, 39911), (2238, 36594), (2889, 28348), (3357, 24396), (3852, 21261), (4066, 20142), (4476, 18297), (5778, 14174), (6099, 13428), (6714, 12198), (7087, 11556), (8132, 10071)]