156979889840

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{379}}^1\times {\mathrm{27107}}^1$

素因数の和:27690

約数の個数: 80

約数和(自身を含む): 367870740480

約数和(自身を除く): 210890850640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 379, 382, 758, 764, 955, 1516, 1528, 1895, 1910, 3032, 3056, 3790, 3820, 6064, 7580, 7640, 15160, 15280, 27107, 30320, 54214, 72389, 108428, 135535, 144778, 216856, 271070, 289556, 361945, 433712, 542140, 579112, 723890, 1084280, 1158224, 1447780, 2168560, 2895560, 5177437, 5791120, 10273553, 10354874, 20547106, 20709748, 25887185, 41094212, 41419496, 51367765, 51774370, 82188424, 82838992, 102735530, 103548740, 164376848, 205471060, 207097480, 410942120, 414194960, 821884240, 1962248623, 3924497246, 7848994492, 9811243115, 15697988984, 19622486230, 31395977968, 39244972460, 78489944920, 156979889840]

約数ペア:

[(1, 156979889840), (2, 78489944920), (4, 39244972460), (5, 31395977968), (8, 19622486230), (10, 15697988984), (16, 9811243115), (20, 7848994492), (40, 3924497246), (80, 1962248623), (191, 821884240), (379, 414194960), (382, 410942120), (758, 207097480), (764, 205471060), (955, 164376848), (1516, 103548740), (1528, 102735530), (1895, 82838992), (1910, 82188424), (3032, 51774370), (3056, 51367765), (3790, 41419496), (3820, 41094212), (6064, 25887185), (7580, 20709748), (7640, 20547106), (15160, 10354874), (15280, 10273553), (27107, 5791120), (30320, 5177437), (54214, 2895560), (72389, 2168560), (108428, 1447780), (135535, 1158224), (144778, 1084280), (216856, 723890), (271070, 579112), (289556, 542140), (361945, 433712)]