28130003580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1559}}^1\times {\mathrm{42961}}^1$

素因数の和:44539

約数の個数: 96

約数和(自身を含む): 90075847680

約数和(自身を除く): 61945844100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1559, 3118, 4677, 6236, 7795, 9354, 10913, 15590, 18708, 21826, 23385, 31180, 32739, 42961, 43652, 46770, 54565, 65478, 85922, 93540, 109130, 128883, 130956, 163695, 171844, 214805, 218260, 257766, 300727, 327390, 429610, 515532, 601454, 644415, 654780, 859220, 902181, 1202908, 1288830, 1503635, 1804362, 2577660, 3007270, 3608724, 4510905, 6014540, 9021810, 18043620, 66976199, 133952398, 200928597, 267904796, 334880995, 401857194, 468833393, 669761990, 803714388, 937666786, 1004642985, 1339523980, 1406500179, 1875333572, 2009285970, 2344166965, 2813000358, 4018571940, 4688333930, 5626000716, 7032500895, 9376667860, 14065001790, 28130003580]

約数ペア:

[(1, 28130003580), (2, 14065001790), (3, 9376667860), (4, 7032500895), (5, 5626000716), (6, 4688333930), (7, 4018571940), (10, 2813000358), (12, 2344166965), (14, 2009285970), (15, 1875333572), (20, 1406500179), (21, 1339523980), (28, 1004642985), (30, 937666786), (35, 803714388), (42, 669761990), (60, 468833393), (70, 401857194), (84, 334880995), (105, 267904796), (140, 200928597), (210, 133952398), (420, 66976199), (1559, 18043620), (3118, 9021810), (4677, 6014540), (6236, 4510905), (7795, 3608724), (9354, 3007270), (10913, 2577660), (15590, 1804362), (18708, 1503635), (21826, 1288830), (23385, 1202908), (31180, 902181), (32739, 859220), (42961, 654780), (43652, 644415), (46770, 601454), (54565, 515532), (65478, 429610), (85922, 327390), (93540, 300727), (109130, 257766), (128883, 218260), (130956, 214805), (163695, 171844)]