15697766420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{126127}}^1$

素因数の和:126277

約数の個数: 72

約数和(自身を含む): 38649655296

約数和(自身を除く): 22951888876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 127, 140, 196, 245, 254, 490, 508, 635, 889, 980, 1270, 1778, 2540, 3556, 4445, 6223, 8890, 12446, 17780, 24892, 31115, 62230, 124460, 126127, 252254, 504508, 630635, 882889, 1261270, 1765778, 2522540, 3531556, 4414445, 6180223, 8828890, 12360446, 16018129, 17657780, 24720892, 30901115, 32036258, 61802230, 64072516, 80090645, 112126903, 123604460, 160181290, 224253806, 320362580, 448507612, 560634515, 784888321, 1121269030, 1569776642, 2242538060, 3139553284, 3924441605, 7848883210, 15697766420]

約数ペア:

[(1, 15697766420), (2, 7848883210), (4, 3924441605), (5, 3139553284), (7, 2242538060), (10, 1569776642), (14, 1121269030), (20, 784888321), (28, 560634515), (35, 448507612), (49, 320362580), (70, 224253806), (98, 160181290), (127, 123604460), (140, 112126903), (196, 80090645), (245, 64072516), (254, 61802230), (490, 32036258), (508, 30901115), (635, 24720892), (889, 17657780), (980, 16018129), (1270, 12360446), (1778, 8828890), (2540, 6180223), (3556, 4414445), (4445, 3531556), (6223, 2522540), (8890, 1765778), (12446, 1261270), (17780, 882889), (24892, 630635), (31115, 504508), (62230, 252254), (124460, 126127)]