15721421104

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{8297}}^1$

素因数の和:8618

約数の個数: 80

約数和(自身を含む): 33584993280

約数和(自身を除く): 17863572176

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 271, 304, 368, 437, 542, 874, 1084, 1748, 2168, 3496, 4336, 5149, 6233, 6992, 8297, 10298, 12466, 16594, 20596, 24932, 33188, 41192, 49864, 66376, 82384, 99728, 118427, 132752, 157643, 190831, 236854, 315286, 381662, 473708, 630572, 763324, 947416, 1261144, 1526648, 1894832, 2248487, 2522288, 3053296, 3625789, 4496974, 7251578, 8993948, 14503156, 17987896, 29006312, 35975792, 42721253, 51715201, 58012624, 85442506, 103430402, 170885012, 206860804, 341770024, 413721608, 683540048, 827443216, 982588819, 1965177638, 3930355276, 7860710552, 15721421104]

約数ペア:

[(1, 15721421104), (2, 7860710552), (4, 3930355276), (8, 1965177638), (16, 982588819), (19, 827443216), (23, 683540048), (38, 413721608), (46, 341770024), (76, 206860804), (92, 170885012), (152, 103430402), (184, 85442506), (271, 58012624), (304, 51715201), (368, 42721253), (437, 35975792), (542, 29006312), (874, 17987896), (1084, 14503156), (1748, 8993948), (2168, 7251578), (3496, 4496974), (4336, 3625789), (5149, 3053296), (6233, 2522288), (6992, 2248487), (8297, 1894832), (10298, 1526648), (12466, 1261144), (16594, 947416), (20596, 763324), (24932, 630572), (33188, 473708), (41192, 381662), (49864, 315286), (66376, 236854), (82384, 190831), (99728, 157643), (118427, 132752)]