79141860

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{997}}^1$

素因数の和:1032

約数の個数: 180

約数和(自身を含む): 289094652

約数和(自身を除く): 209952792

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 997, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 1994, 2205, 2268, 2646, 2835, 2940, 2991, 3780, 3969, 3988, 4410, 4985, 5292, 5670, 5982, 6615, 6979, 7938, 8820, 8973, 9970, 11340, 11964, 13230, 13958, 14955, 15876, 17946, 19845, 19940, 20937, 26460, 26919, 27916, 29910, 34895, 35892, 39690, 41874, 44865, 48853, 53838, 59820, 62811, 69790, 79380, 80757, 83748, 89730, 97706, 104685, 107676, 125622, 134595, 139580, 146559, 161514, 179460, 188433, 195412, 209370, 244265, 251244, 269190, 293118, 314055, 323028, 376866, 403785, 418740, 439677, 488530, 538380, 565299, 586236, 628110, 732795, 753732, 807570, 879354, 942165, 977060, 1130598, 1256220, 1319031, 1465590, 1615140, 1758708, 1884330, 2198385, 2261196, 2638062, 2826495, 2931180, 3768660, 3957093, 4396770, 5276124, 5652990, 6595155, 7914186, 8793540, 11305980, 13190310, 15828372, 19785465, 26380620, 39570930, 79141860]

約数ペア:

[(1, 79141860), (2, 39570930), (3, 26380620), (4, 19785465), (5, 15828372), (6, 13190310), (7, 11305980), (9, 8793540), (10, 7914186), (12, 6595155), (14, 5652990), (15, 5276124), (18, 4396770), (20, 3957093), (21, 3768660), (27, 2931180), (28, 2826495), (30, 2638062), (35, 2261196), (36, 2198385), (42, 1884330), (45, 1758708), (49, 1615140), (54, 1465590), (60, 1319031), (63, 1256220), (70, 1130598), (81, 977060), (84, 942165), (90, 879354), (98, 807570), (105, 753732), (108, 732795), (126, 628110), (135, 586236), (140, 565299), (147, 538380), (162, 488530), (180, 439677), (189, 418740), (196, 403785), (210, 376866), (245, 323028), (252, 314055), (270, 293118), (294, 269190), (315, 251244), (324, 244265), (378, 209370), (405, 195412), (420, 188433), (441, 179460), (490, 161514), (540, 146559), (567, 139580), (588, 134595), (630, 125622), (735, 107676), (756, 104685), (810, 97706), (882, 89730), (945, 83748), (980, 80757), (997, 79380), (1134, 69790), (1260, 62811), (1323, 59820), (1470, 53838), (1620, 48853), (1764, 44865), (1890, 41874), (1994, 39690), (2205, 35892), (2268, 34895), (2646, 29910), (2835, 27916), (2940, 26919), (2991, 26460), (3780, 20937), (3969, 19940), (3988, 19845), (4410, 17946), (4985, 15876), (5292, 14955), (5670, 13958), (5982, 13230), (6615, 11964), (6979, 11340), (7938, 9970), (8820, 8973)]