287571270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72073}}^1$

素因数の和:72109

約数の個数: 64

約数和(自身を含む): 830292480

約数和(自身を除く): 542721210

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 72073, 144146, 216219, 360365, 432438, 504511, 720730, 1009022, 1081095, 1369387, 1513533, 2162190, 2522555, 2738774, 3027066, 4108161, 5045110, 6846935, 7567665, 8216322, 9585709, 13693870, 15135330, 19171418, 20540805, 28757127, 41081610, 47928545, 57514254, 95857090, 143785635, 287571270]

約数ペア:

[(1, 287571270), (2, 143785635), (3, 95857090), (5, 57514254), (6, 47928545), (7, 41081610), (10, 28757127), (14, 20540805), (15, 19171418), (19, 15135330), (21, 13693870), (30, 9585709), (35, 8216322), (38, 7567665), (42, 6846935), (57, 5045110), (70, 4108161), (95, 3027066), (105, 2738774), (114, 2522555), (133, 2162190), (190, 1513533), (210, 1369387), (266, 1081095), (285, 1009022), (399, 720730), (570, 504511), (665, 432438), (798, 360365), (1330, 216219), (1995, 144146), (3990, 72073)]