15690181612

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{503}}^1\times {\mathrm{2609}}^1$

素因数の和:3191

約数の個数: 72

約数和(自身を含む): 32541354720

約数和(自身を除く): 16851173108

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 427, 503, 854, 1006, 1708, 2012, 2609, 2989, 3521, 5218, 5978, 7042, 10436, 11956, 14084, 18263, 24647, 30683, 36526, 49294, 61366, 73052, 98588, 122732, 127841, 159149, 214781, 255682, 318298, 429562, 511364, 636596, 859124, 1114043, 1312327, 1503467, 2228086, 2624654, 3006934, 4456172, 5249308, 6013868, 7798301, 9186289, 15596602, 18372578, 31193204, 36745156, 64304023, 80051947, 128608046, 160103894, 257216092, 320207788, 560363629, 1120727258, 2241454516, 3922545403, 7845090806, 15690181612]

約数ペア:

[(1, 15690181612), (2, 7845090806), (4, 3922545403), (7, 2241454516), (14, 1120727258), (28, 560363629), (49, 320207788), (61, 257216092), (98, 160103894), (122, 128608046), (196, 80051947), (244, 64304023), (427, 36745156), (503, 31193204), (854, 18372578), (1006, 15596602), (1708, 9186289), (2012, 7798301), (2609, 6013868), (2989, 5249308), (3521, 4456172), (5218, 3006934), (5978, 2624654), (7042, 2228086), (10436, 1503467), (11956, 1312327), (14084, 1114043), (18263, 859124), (24647, 636596), (30683, 511364), (36526, 429562), (49294, 318298), (61366, 255682), (73052, 214781), (98588, 159149), (122732, 127841)]